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Citre asks,

What is an aluminum lake? Does it contain...


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Medicine

Sonia Alvarez From Bogota, asks,

If Entamoeba Coli is present in the human intestine can other amebic life forms survive there as well? More specifically, can Endolimax Nana,...


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Medicine

Jessie Meyers From Sydney, asks,

Why does lemon prevent the browning of apples? When browning of apples is caused by a reaction with oxygen. But lemon only helps to reduce acidity or...


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Medicine

Ashley Robertson asks,

Why is the sound of fingernails scratching against a chalkboard so irritating to listen to? ...


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Michael Comeau From the Internet, asks,

What must occur for two parents with blood type AB to have a child with blood type...


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Medicine

Janice Tsui From Toronto, asks,

How long can someone sustain without sleep? What factors would change that number of hours or days? Could you please provide any good sources to...


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Medicine

Tarek Samaha From Lengerich, Germany, asks,

I would like to know the amount of salt (either in ppm or %) in a normal human...


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Medicine

Avi From Vancouver, Canada, asks,

Are double yolked eggs ever viable? Can they be fertilized? If so are they to be fertilized once or twice? Is there an evolutionary advantage to the...


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Medicine

Mateusz From New York, asks,

Why does it take nerves so long to grow back, more than for skin...


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Medicine

Anonymous From Winnipeg, asks,

We were learning about colour and light when my teacher Mlle. Gelinas told us about this question she asked at a sciency lecture type thing. She and...


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Medicine

Owen Richardson From Cobble Hill (Vancouver Island, B.C.), asks,

I understand that cancer is caused by mutations in some of the genes that regulate cell growth and division. I also understand that patterns of...


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Medicine

jake From Duluth/MN USA, asks,

Can you verify the scientific validity of statements I've heard animal rights groups make, including that


Medicine

Stanley From Vancouver, asks,

Why are soccer balls coloured black and white? I heard it has to do with these two colours making the ball easier to see during daytime and nightime....


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Medicine

Sandra Roberts From Toronto, Ontario, asks,

Is there a difference between total recall and a photographic...


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Medicine

Rafael Bourdieu asks,

Can you tell me about enhancing mental performance and cognitive abilities through brain nutrition (nootropics), music stimulation, mental exercises...


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Medicine

Nick (via his mother Illan) From Denver, Colorado, asks,

I put frozen spinach, fresh spinach, canned spinach, frozen peaches, fresh peaches and canned peaches in separate glass bottles. Before that, I...


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Medicine

Heidi From Malaysia, asks,

Could you please tell me what is inertia? Will it bring us more good than bad in our life? Will you please state a few applications about inertia...


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Medicine

sinthuja asks,

Do the cells in the heart tissue know if there is something wrong with the heart. If so, how do the heart's tissues tell the brain there is something...


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Medicine

Sarah From Fredericton, NB, asks,

What is the chemical in banana that causes...


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Medicine

Steph From London, England, asks,

I've often wondered about this. It's kind of complicated, so bear with me... If a person suddenly one day decided to behave as if they didn't have,...


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Medicine

Ann asks,

What does the epiglottis...


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Medicine

Joan & Colleen asks,

Are cats left- or right-pawed? What percentage are left pawed/right pawed? We are doing some research on this subject for a science fair project and...


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Medicine

Katlin From Springville, NY, asks,

How many languages are there in the...


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Medicine

Rachel asks,

I am doing a science fair project to measure which type of ibuprofen dissolves fastest in stomach like solutions. ie will gelcaps dissolve faster...


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Medicine

Jim From Philadelphia, asks,

Why doesn't a person lose 9 lb when they consume 1 litre of ice water? If a calorie is the energy it takes to raise 1 cc of water 1 deg C then to...


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Medicine

David asks,

Physicians often want to know the glucose and lipid levels in a patient's blood and whether proteins are present in a patient's urine. What do these...


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Medicine

Debora Trozzo From Carlisle, PA, asks,

What is the chemical formula for...


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Medicine

Kelly Gould From Sacramento, CA, asks,

I am a firearms Instructor for Law Enforcement Officers. I am teaching a course on training male and female officers. I am curious if there are...


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Medicine

Gina Kehoe From Red Lake, asks,

Is there any other part of your body that acts like the funny bone...dense nerve endings, pain etc. to the degree that when struck in the same manner...


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Medicine

Davina From Vancouver, Canada, asks,

Why is it that when you get the chicken pox when you're little it's not as bad as getting it when you are...


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Medicine

Kate Cunningham From Wellington NZ, asks,

I saw you answer to the composition of banana peels, but I would really like to know what chemical compounds are in a banana peel. An old wives tale...


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Medicine

Katie From the Internet, asks,

Does temperature affect the performance of the mind? Such as slowing down the thinking process? Is there a change at all?...


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Medicine

Angie From New Tripoli, PA, asks,

What goes on during the change between isometric and isotonic in muscle cells? What does it look...


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Medicine

M.Shirley From Horam, E. Sussex, UK, asks,

ULUru is the aboriginal name for Ayer`s Rock, which was a sacred place for native Australian peoples. ULUguru is a Tanzanian Mountain, also probably...


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Medicine

Tony Aben From Kamloops, BC, asks,

Is there a simple chart that indicates the amount of carbohydrates in various foods? If so where can I acquire...


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Medicine

Robin From Brighton, asks,

How is it that some people can 'float' while others seem unable to? In the sea I can quite happily float on my back for ages without even moving,...


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Medicine

Selena From Surrey, asks,

Why can't humans listen to two things at the same time and get all the information for...


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Medicine

Anthony Hamilton From Vancouver, asks,

Endel Tulving, Is it possible that what we call "remembering the past" and "imagining the future" are, in essence, the same thing? Our cultural bias...


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Medicine

Frieda Trowbridge From Central Butte, Sask, asks,

Could you tell me the symptoms when given either thalium or...


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Medicine

Antoinette Tuthill From Dublin, asks,

Could insulin resistance have been a beneficial adaptation in times when food was not as...


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Medicine

Tyler From Suwanee, Georgia, asks,

Why did humans develop pubic hair (facial, under arm, etc.)? And also why does the male voice change so much more than the female voice at...


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Medicine

D. Ripley From Ontario, asks,

Why is milk sometimes referred to as being a homogeneous mixture, while at other times it is said to be a heterogeneous mixture. Could you help...


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Medicine

Linda From Toronto, asks,

I have heard that the papiloma virus could be transmitted not only through sex but just by a simple handshake. Is that possible? How can we protect...


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Medicine

Kayli Taylor From Belleville, asks,

I would like to know if you could help me in my quest to making harsher laws about Driving Under the influence of Marijuana (DUM). I am wondering if...


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Medicine

Jeremy, Shawn, and Angel From Orland, California, asks,

How does medicine (for example, Contact) work in your stomach after you have taken a...


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Medicine

Linda Horsman From Gibsons, BC, asks,

What is the cause of static electricity? Also, I'm doing research for a book and I wanted to know if people have small amounts of electrical activity...


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Medicine

Sara J Shaw From Northwood, NH, asks,

I have aplastic anemia, and from what I understand, my T-cells are destroying the stem cells from my bone marrow as they are produced. After reading...


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Medicine

Anonymous From Vancouver, BC, asks,

Why is the golden ratio considered aesthetically pleasing? In other words, what are the neurological processes involved in the perception of...


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Medicine

thooyaa From Charleston, asks,

My friend and I are doing a science fair project and we wanted to know which gender will remember a poem in black and white better and which will...


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Medicine

Bertha Rodriguez asks,

How is Chemistry involved in the field of Psychology? ...


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Medicine

Cheryl Wess asks,

Why when you make lollypops do you have to boil the ingredients to 300 degrees for it to...


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Medicine

Suzanne Hamricks asks,

I gave a child up for adoption in 1966. I have found someone who might be my child. She has type "A" positive blood and I have type "O" negative...


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Medicine

Beth Conrad From Hong Kong, asks,

How can I build a water...


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Medicine

Barbara Lynn Terry From Milwaukee, asks,

I understand that there is a hormone in the brain that regulates and controls sexuality. Is this true? If it is, then what is the name of this...


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Medicine

Dave asks,

Is it possible for a girl to get pregnant even if the man did not fully ejaculate? If a man and woman are only engaged in heavy "petting" ... could a...


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Medicine

Gary Edwards From Carleton Place, Ontario, Canada, asks,

Why do carrots spark when cooked in a microwave? Peel 1/2 a carrot, dice it into small pieces, put pieces in a pot and boil, drain and let cool. Put...


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Medicine

Yuriy Yashkir asks,

What does the future of Psychology hold? New therapies for brain disorders? Computer 'psychologists' to assist people with common problems? A direct...


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Medicine

Jefrey From KL, asks,

What is the purpose of polyvinylpyrrolidone in the making of hard capsule gelatin. What is the grade/spec used and where is it derive from? Who is...


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Medicine

Lisa Fondelius From Borås, Sweden, asks,

If pepsin digests proteins in the stomach, how do orally taken vaccines...


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Medicine

Steve Appleby asks,

What catalysts are needed to break down plastic containers, such as yogurt...


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Medicine

Anonymous asks,

How does light therapy work for people with SAD (Seasonal Affective...


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Medicine

Hannah asks,

I am very interested in getting into the field of Psychology and would appreciate basic and scientific...


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Medicine

Joel From Australia, asks,

What is the chemical makeup of an...


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Medicine

J. Etter From Eureka, asks,

Have any cures for any specific viruses been found? By cure I mean the ability to rid the body of all the viral...


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Medicine

Charl Mai From Vancouver, Canada, asks,

Do herbal medicines interfere with the effectiveness of prescription medicines? If so, how does it affect one another?...


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Medicine

Julie asks,

What is the chemical make-up of pear, banana and apple...


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Medicine

Gerhard asks,

What kind of permanent changes in a developing child's brain or behaviour can be caused by the mother's chemistry (hormones, neurotransmitters etc.)....


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Medicine

Rob Pease asks,

How can we reshape bone using our understanding of bone growth? Obviously, parts, if not all of a bone can reduce in size without becoming brittle....


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Medicine

Leo From Montville, NJ, asks,

Where can I find the data to support that polyvinylpyrrolidone is safe for medical applications? Please advise. Thank...


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Medicine

Sandi Schacher asks,

How do cells know when to stop growing (dividing)? How does cancer change the cell so that it no longer knows when to quit? ...


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Medicine

Carly From Colorado Springs, asks,

When a group of cancerous cells is compared to a group of normal cells, cancerous cells usually have a much larger percentage of immature cells and...


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Medicine

Shaheena Perveen From Karachi, Pakistan, asks,

Why do we get coloured water if we put a slice of beet root in water but we do not get coloured water if we put a piece of carrot in...


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Medicine

Jason Kang From Thornhill, asks,

If a person was to experience continous pain, of moderate intensity, for a week, is there any evidence of physiological changes in the body solely...


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Medicine

Teresa G. Nelson From Alford, asks,

My father was exposed to massive radiation exposure before he fathered two out of three children. His first born has no major medical problems. His...


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Medicine

Dale Patt From Kelowna, asks,

What exactly is "Bovine Spongiform Encephalopathy" (BSE), or mad cow, what are it's effects, and how in the heck did us canadians get it over here if...


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Medicine

Davina asks,

Can you damage your hands by cracking your...


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Medicine

kristi From hurricane w.v, asks,

If a person or infant is going to get freckles, at what point or age do they...


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Medicine

Karla asks,

What causes the...


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Medicine

Kim From the Internet, asks,

When metal scrapes metal such as two spoons, it makes the edges of my teeth feel numb. Why is...


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Medicine

Dennis Nolivos asks,

What is your opinion on the ethics of transplant farming and what is your opinion about genetic screening? ...


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Medicine

Amanda From Thunder Bay, Ontario, asks,

What is colour? How does the brain perceive...


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Medicine

Jonathan Holt asks,

Why is oxygen used in the brewing industries' fermentation tanks? What types of yeast or bacteria are used to produce their...


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Medicine

Denise From San Jose, asks,

Is it possible to do a blood test (or some other type of tissue testing) to determine someone's exact...


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Medicine

Elizabeth Inch asks,

Could Dr. Michael Smith's discovery of site-directed mutagenesis be of benefit specifically to patients with cancer or Alzheimer's disease? If so,...


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Medicine

Sadia Ali asks,

Apparently we lose millions of brain cells every day. Does that mean we are getting dumber by the day? Why do we lose these brain cells at such...


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Medicine

Nikki May From Erie, asks,

How does heated vinegar react with powdered milk to create the result of plastic like...


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Medicine

jessi From San Francisco, asks,

I have more than one question: Does Coffee work better for females or males? Does Coffee work better for younger people or older people? Does coffee...


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Medicine

Jonathan Wever asks,

What is the maximum number of decibels one ear can...


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Medicine

Jennifer Easterly From Sydney, NS, asks,

Can you contract diseases if someone's saliva gets in your eyes? A really disgusting thing happened to me the other day. I was walking down the...


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Medicine

Gillian From Haliburton, asks,

What effect do pain killers have on the human brain? How exactly do they work? What about drugs like Ritalin or Prozac?...


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Medicine

Serine From Singapore, asks,

Are there any developments in the research on elastin in coronary heart disease? Is there any way in which we can prevent our bodies from losing...


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Medicine

darioush asks,

What is thought? Is it matter or energy? And how does the brain create a...


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Medicine

Rosanne Li From the Internet, asks,

I would like to know how the brain functions generally while sleeping, and what part electricity plays in the process. I would also like to know the...


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Medicine

Davina asks,

Do people's teeth fall out naturally from old age or is that caused by a...


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Medicine

Vinita From Edison, asks,

What are the main chemical components in food? How do you determine the total protein, lipid, carbohydrate content of food? (give specific names of...


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Medicine

kathy michaels From Surrey, B.C., asks,

I am doing a psychology paper on Near Death Experiences. I would like to ask if you have any articles on the topic that may be useful to me as a...


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Medicine

Chelsea Imm From Glandorf, OH, asks,

Can you please tell me what the basic preservatives are in the following breads: white, wheat, potato, and raisin. I'm doing a project on bread...


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Medicine

Keira Sword asks,

Can you please explain to me how yogurt is made? My mom says it is made with bacteria, but I am not sure how something that tastes so good could be...


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Medicine

Gavin Dune From Australia, asks,

How does the sensory memory help us to hear, read and understand whole sentences? For example. when I read a sentence, by the time I reach the last...


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Medicine

George Z From the Internet, asks,

Many people add mustard to salad dressing (oil and vinegar) in order to render the two usually immiscible liquids miscible. How does the mustard do...


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