Why does salt melt ice?
from Fort Knox
If the sun is a heat source, and as the sun gets closer to the earth the heat intensifies, then why...
from Orland Park
What process does a jellyfish go through when it stings something?
from Sydney, Nova Scotia
I hear there are 9 species of cicadas in Canada, but I haven't been able to get any more...
from Orland Park
If you find a bone in an archeological dig how can u tell what kind of animal it was?
from North Vancouver
When does your skull reach its full, adult size?
What is sugar?
What is the difference between science and sciencing?
from Parry Sound
I do not know if this might relate to Global Warming, but I notice no one has mentioned (maybe I...
My question: How will they produce plastics, tires, roads or anything that is made from oil, once...
from Seattle, WA
How many scientists does Canada have?
An anonymous reader
What are water's special qualities, and how do they work?
How does a pressure cooker work?
We were learning about colour and light when my teacher Mlle. Gelinas told us about this question...
from Kallaroo WA , Australia
If splitting the atom can create a huge amount of energy, then why isn't it used to power engines...
Does a magnetic and/or electric field have an affect on water’s ability to flow (if you can't...
How can I construct a simple laser beam?
What exactly is gravity? Is it a wave or a ray? What exactly is the attraction that makes gravity...
Is homosexuality inborn?
from Duluth/MN USA
Can you verify the scientific validity of statements I've heard animal rights groups make,...
from Doussard, France
In my youth, I heard a story about an experiment: you compress a metallic spring and you put it in...
from United Kingdom
Why does vitamin C not work as well if it has been heated?
I know it is an acid. Does it turn in to...
I was wondering where I can find good resources on determining the movement of an obese person...
I am a year 5 teacher. I was wondering if it would be ok if I had my students work in pairs to ask...
from New York
Why does it take nerves so long to grow back, more than for skin cells?
I'm doing a science project in which I'm trying to see if sound waves created by a computer...
What are the surfaces of Uranus and Neptune like? Is there wind or precipitation on either...
How long would it take for the next Ice Age to develop?
from the Internet
Does temperature affect the performance of the mind? Such as slowing down the thinking process? Is...
I understand the concept of dominant and recessive alleles but I was wondering why some alleles are...
from Wellington New Zealand
This question relates to global warming. Recent science news reports that the temperature of the...
If I knew the centre of the universe and began to travel toward it, would I begin to decrease in...
from Mississauga, Ontario
If Pluto is not a planet, how is it classified? What is it called now?
Nick (via his mother Illan)
from Denver, Colorado
I put frozen spinach, fresh spinach, canned spinach, frozen peaches, fresh peaches and canned...
How do astronomers know the true position of stars? When astronomers show us pictures of the Great...
Physicians often want to know the glucose and lipid levels in a patient's blood and whether...
from Portland, Oregon
How are sand dollars bleached white? Is it by the sun or the sea?
Why are soccer balls coloured black and white? I heard it has to do with these two colours making...
What are some recent Canadian contributions to research and development? I was challenged by...
The name for gas written on CNG filling station is octane. There are other members in the alkane...
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