Most popular

Christina from Orland Park asks

Why are most people right handed instead of left?

Justin Murphy from Coquitlam asks

How does what we smell affect what we taste?

Nilakshan from Toronto asks

What is the effect of calcium on plant growth?

Yevgeniy from SI asks

Can you hear a bat flap it's wings if it is relatively close say 1-2 meters?

Colin Genade asks

I have seen some advertised ice packs that claim to have salt water solution in them and a clicker,...

Richard Allan from Calgary asks

I am looking for information on the molecular level electromagnetic resonance frequency of various...

Kelly from Toronto asks

True/False. If the moon rises when the sun sets, is it a full moon?

Tara Longfellow from Chilliwack asks

I was wondering what the breakdown products of ethanol in the body are .... water and what? What...

Dan asks

How many galaxies do we know about and what are their names? When will the first human go to Mars?

garrett from scarborough asks

Why is the common garter snake so common?

Rita from Lisle asks

My 4th grade son is doing a science project on eye color and we can't find any info about the...

Josh from niagara falls asks

What is the ingredient used to make "hair gel" stiff and hold?

Chad Seibert from Poseyville, IN asks

How come you can boil an egg in a paper cup over hot coals and the cup does not burn up?

JenJen186@aol.com from Orland Park asks

Is there a way to actually eliminate the cancer from every infected cell in the body to truly cure...

Steve T from Kingston, ON asks

Light is refracted because its speed decreases when it enters a denser medium. Why does it speed...

Alexandra from Coquitlam asks

What are thoughts made from? Are they measurable?

Koshoua from Leola asks

What is the substance or chemical in nail polish that makes it dry?

Laurel from Belton asks

Can extraterrestrial matter carry unknown viruses and fall down to Earth in a form of "space dust"...

Dan from Madison asks

In junior high school, our science teacher demonstrated the difference between the surface tension...

Ethan Heil from Salem, VA asks

I heard that many cereals are fortified with iron chips on the actual cereal. Is there an...

Al Ullman asks

What is "route dependent toxicity"?

Heather Purdie from Edinburgh asks

At what age does your heart stop growing? I have just watched a program and a young girl was given...

kristy asks

Which plants would be good to use in an experiment testing different types of plant foods on...

Arnaldo from montreal asks

Is it possible make the aluminium transparent ?

Nameless from Internet asks

Chloroplasts, which help give the cell energy using photosynthesis, also make the cell green,...

David from the Internet asks

During cellular respiration, why can't NADH pass its electrons to NAD+ across the inner membrane of...

Garry Scott from Surrey BC asks

I have been trying to get an answer to: what kind of fire supression system may be on board the...

eric from lynbrook, ny asks

What animal has the highest level of testosterone in their body?

Nijin from KHD asks

Is there any living thing that doesn't need water to survive in the whole life? If there is...

Sam from Mumbai, India asks

I have learned that our whole body is made of chemicals. Then our every action must be predefined...

Jennifer Easterly from Sydney, NS asks

What happens to a bullet fired straight up into the air? Does gravity eventually slow it down so it...

Mike from the Internet asks

I have a question which is a bit strange but in all honesty i don't know and i was hoping you could...

JR from Houston asks

Does your gag reflex trigger the epiglottis to open or close?

D from Toowoomba asks

I have been told that it's useful to plot changes in systolic and diastolic blood pressure when I...

UML @ Lake.Sherwood .School from Baton Rouge asks

What cause the red dye to explore when it leaves the bank during a robbery? Does the red dye ever...

Wesley O. Smith from Yuma, TN USA asks

I have 10 gallons of new battery acid 31%-39% Sulphuric acid, SP gr. 1.26. I need concentrated...

chen from the Internet asks

How does plant take in sunlight?

Michael Fattori from Toronto, Ontario asks

If our body is made up of cells that are always regenerating, and replacing older dying cells, how...

Sandra lenzi from East Hanover, NJ asks

how much caffeine there is in black tea, green tea and in coffee?

Ben Carney asks

What is Ultraviolet Colorimetry Analysis? It involves passing UV light through a object and...