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Marcos Chimenti from Rio de Janeiro asks

Does air act as an insulator against lightning on flying airplanes? I know the aluminum case is...

Tracy Weddell from Bakersfield, CA asks

Do neutron stars evolve further? Charts of star evolution always show the neuton star as the last...

Sara asks

Is invisiblilty possible? Is it possible to alter an object so it can't be seen? Could people's...

Raymond J. Sucgang from Manila, Philippines asks

Hi, Could you please clarify: Does an increase in precision mean a decrease in accuracy? Does a...

Dennis Nolivos asks

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

Jonathan Wever asks

What is the maximum number of decibels one ear can hear?

Yogesh Patil asks

Can you provide a detailed structure and working of the magnetron tube used in microwave ovens?

Brian from Jersey City asks

How are mountains created?

Sadia Ali asks

Apparently we lose millions of brain cells every day. Does that mean we are getting dumber by the...

Phil from Ottawa asks

Are there some materials that shrink faster that other materials in cold? If yes, which ones?

Kim from the Internet asks

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

Laura from Earlton asks

How come on a warm clear day clouds form at night?

Tony Young from Santiago, Dominican Republic asks

I have a problem with moisture in my apartment. I live in a Caribbean country and am not able to...

Jesse Fitzpatrick asks

What is the highest and lowest canadian recorded air temperature?

David from Blacksburg asks

Why does solar energy lose some of its strength when entering through the O-zone?

Gillian from Haliburton asks

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

Denise from San Jose asks

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

Sam asks

Can a 'stove' be made using methane gas produced by waste material?

Helina from Shakespeare asks

What two liquids combine that gives you a solid instantly?

D. Tolenaar asks

How does air conditioning work?

prashanth kumar aitha from delhi asks

why is BERMUDA TRIANGLE'S MYSTERY unsolvable?

Jennifer Easterly from Sydney, NS asks

Can you contract diseases if someone's saliva gets in your eyes? A really disgusting thing happened...

Serine from Singapore asks

Are there any developments in the research on elastin in coronary heart disease? Is there any way...

darioush asks

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

Tarek Samaha from Lengerich. Germany asks

I appreciate it if you could tell me more about Philadelphia Experiment. I heard so much about it,...

Gareth Cook from St. John's, Newfoundland asks

If, as we know, Carbon dioxide - a potent greenhouse gas - is heavier than air,  why is it a...

mark irvine from sacramento asks

If you have a square 1 pound block with a front flat surface strike a ball, would it be the same as...

MacArthur Kaleel from Atlanta, Georgia asks

We all know that earthquakes are one of the primary causes of mountain formation. Does the...

Sara asks

What happens to a compass when it is held exactly on magnetic north? Does it just spin?

jessi from San Francisco asks

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

Amanda from Thunder Bay, Ontario asks

What is colour? How does the brain perceive colour?

Asma from the Internet asks

Should scientists have any moral responsibility in science? For example, do scientists consider the...

amanda from the Internet asks

How does cold front differ from warm front? How does a slow moving cold fromt differ rom a fast...

Jonathan Holt asks

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

pete gold from manchester asks

If the average human were a PC computer, what would the specification be? (processor speed, memory,...

Ken Marshall from Sault Ste Marie asks

Since trees hold CO2 and produce oxygen, why would it not be beneficial to have marginal farmland...

Neil Cannon asks

Is it possible to 'see' a thermal? As the thermal is invisible to the naked eye, is there some way...

Elizabeth Inch asks

Could Dr. Michael Smith's discovery of site-directed mutagenesis be of benefit specifically to...

Brandten B Miller from the Internet asks

How does the shape of the fuselage affect the glide distance of an aircraft? What is the best...

Chandler robinson asks

What is Tritium?