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Chris Hansen from Tyler Texas asks

What causes a titanium headed golf club to spark when striking a golf ball? Is it the ball, the...

Mary Ibale from South Western University, Asia asks

What is the significance of Science in our society?

Johnathan from Sydney asks

What happens when you use ethanol (unblended) in a standard, unleaded car engine? Will it work?

Louise Abbott asks

Can you please provide background information on catalase and how it affects substrates such as...

Corey Conner from Fort Knox asks

If the sun is a heat source, and as the sun gets closer to the earth the heat intensifies, then why...

Christina from Orland Park asks

What process does a jellyfish go through when it stings something?

Jen from Orland Park asks

If you find a bone in an archeological dig how can u tell what kind of animal it was?

Navid Patterson asks

What is sugar?

J. Fretwell from Parry Sound asks

I do not know if this might relate to Global Warming, but I notice no one has mentioned (maybe I...

Jennifer Easterly from Sydney, Nova Scotia asks

I hear there are 9 species of cicadas in Canada, but I haven't been able to get any more...

Michael Heyd from North Vancouver asks

When does your skull reach its full, adult size?

Satnam from Calgary asks

My question: How will they produce plastics, tires, roads or anything that is made from oil, once...

An anonymous reader asks

What are water's special qualities, and how do they work?

Anonymous from Winnipeg asks

We were learning about colour and light when my teacher Mlle. Gelinas told us about this question...

Jonjon asks

How does a pressure cooker work?

jake from Duluth/MN USA asks

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

Sam Thomas from Kallaroo WA , Australia asks

If splitting the atom can create a huge amount of energy, then why isn't it used to power engines...

Monty from saskatchewan asks

What exactly is gravity? Is it a wave or a ray? What exactly is the attraction that makes gravity...

Umit K from Cambridgeshire asks

How can I construct a simple laser beam?

David asks

Physicians often want to know the glucose and lipid levels in a patient's blood and whether...

Agin Thomas from Philadelphia asks

Does a magnetic and/or electric field have an affect on water’s ability to flow (if you can't...

Shauna from Winnipeg asks

Is snow a conductor or an insulator?

Andre Szalinski from Doussard, France asks

In my youth, I heard a story about an experiment: you compress a metallic spring and you put it in...

John Lavender-Stott from Blacksburg asks

Is homosexuality inborn?

nick simons from United Kingdom asks

Why does vitamin C not work as well if it has been heated? I know it is an acid. Does it turn in to...

Miss Allouche from Sydney asks

I am a year 5 teacher. I was wondering if it would be ok if I had my students work in pairs to ask...

Carly from Toronto asks

I was wondering where I can find good resources on determining the movement of an obese person...

Mateusz from New York asks

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

Sara asks

What are the surfaces of Uranus and Neptune like? Is there wind or precipitation on either...

Maeki Ray from Chicago,IL asks

I'm doing a science project in which I'm trying to see if sound waves created by a computer...

Katie from the Internet asks

Does temperature affect the performance of the mind? Such as slowing down the thinking process? Is...

John Wrowles from Wellington New Zealand asks

This question relates to global warming. Recent science news reports that the temperature of the...

Kym McCallum from Gladstone asks

How long would it take for the next Ice Age to develop?

Frank Palmay from mississauga asks

I understand the concept of dominant and recessive alleles but I was wondering why some alleles are...

John Crowe from Dublin asks

If I knew the centre of the universe and began to travel toward it, would I begin to decrease in...

Srikar from Mississauga, Ontario asks

If Pluto is not a planet, how is it classified? What is it called now?

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

I put frozen spinach, fresh spinach, canned spinach, frozen peaches, fresh peaches and canned...

Stanley from Vancouver asks

Why are soccer balls coloured black and white? I heard it has to do with these two colours making...

S. Warne asks

What are some recent Canadian contributions to research and development? I was challenged by...

Jeff asks

How do astronomers know the true position of stars? When astronomers show us pictures of the Great...