Nick (via his mother Illan)
from Denver, Colorado
I put frozen spinach, fresh spinach, canned spinach, frozen peaches, fresh peaches and canned...
Why are soccer balls coloured black and white? I heard it has to do with these two colours making...
from Pittsburgh, PA
I'm curious about the possibility of "real" superheroes. Even though I think...
What are some recent Canadian contributions to research and development? I was challenged by...
How do astronomers know the true position of stars? When astronomers show us pictures of the Great...
from Mississauga, Ontario
If Pluto is not a planet, how is it classified? What is it called now?
from St.john's, NL
Ethanol is the focus of many tax dollars these days. It seems to me that the burning of any...
from Greenwood, Nova Scotia
Hi, I was just wondering, I wanted to get into the whole biology scheme of things when I get older...
When a nuclear particle radiates either an Alpha, Beta or Gamma praticle can that process be...
from Toronto, Ontario
Is there a difference between total recall and a photographic memory?
from New York
Is it true that the moon moves away from the earth a few centimeters each year? Also do satellites...
Why is it that a difference in the number of electrons in an atom makes a completely different kind...
Why is it that when calculating the volume of a pyramid, such as a cone, you always have to divide...
from Portland, Oregon
How are sand dollars bleached white? Is it by the sun or the sea?
from Las Vegas
What type of salt melts ice the quickest?
There has been much mention of antimatter, such as antineutrinos. I was wondering what exactly...
from Wellington NZ
I saw you answer to the composition of banana peels, but I would really like to know what chemical...
from Salem, VA
I am doing a research project on the strength of different batteries. Is there a cheap way to test...
from Ottawa, Ontario
I was just wondering what the ratio is between male and female scientists?
Can you tell me about enhancing mental performance and cognitive abilities through brain nutrition...
from London, England
I've often wondered about this. It's kind of complicated, so bear with me... If a person suddenly...
For some reason, it is common knowledge in this community that when subjected to cold, hot water...
Is it possible for a girl to get pregnant even if the man did not fully ejaculate? If a man and...
How is aspartame synthesized (theoretically and within industrial processes)?
Why is the sky blue?
from Kuala Lumpur, Malaysia
Is it possible for the air that we breathe to either run out or deteriorate to such an extent that...
Could you please tell me what is inertia? Will it bring us more good than bad in our life? Will you...
Why doesn't a person lose 9 lb when they consume 1 litre of ice water? If a calorie is the energy...
What is the chemical composition of basic aluminum, steel, and brass, and which metal conducts heat...
Since a plane's wing is designed to fly right side up, how does a plane stay up in the air when it...
from Owen Sound, Ontario
When I grew up most oranges grapes and other fruit had seeds. This was the normal fruit and...
I imagine there must be a gene for lactose tolerance in mammals and humans? They have to have it,...
from Washougal, WA
I spilled some iodine disinfectant on my vinyl tile floor. As an old chemist, the only chemical I...
from Sacramento, CA
I am a firearms Instructor for Law Enforcement Officers. I am teaching a course on training male...
I am doing a science fair project to measure which type of ibuprofen dissolves fastest in stomach...
from Scotch Lake, Cape Breton, N.S.
If nothing can escape from a black hole, how come we are here? The big bang must have...
Is it possible to make a soap bubble that you can get inside?
I have had some alkaline batteries (AAA, and AA) that have leaked. These batteries were in a TV...
from Halifax, Nova Scotia
What are the top ten Canadian science discoveries?
What are the components of a fever strip and the chemical principles behind it?
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