When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...
Why does a rare earth magnet fall slowly in an aluminium tube but it falls really fast when I toss...
Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?
from Victoria, BC, Canada
My wife asked me, "What does the sun burn and why doesn't it burn out?" I told her about helium...
What Satellite Galaxy is moving fastest toward the Galactic center? What Satellite Galaxy is moving...
An article in the National Geographic magazine describes the Big Bang event as linear in form. Does...
from Exeter, Devon, UK
Since puberty I have always been tall and thin with very long legs. I was a fair player of rugby...
from Bathurst, New Brunswick
Are the pores of the cell membrane composed of protein molecules or are they simply holes in the...
What i don't understand is why the intensity of the electric field is 0 inside a charged (empty on...
from Port Orchard, Washington, USA
Do magnets become less massive over time? It requires energy to hold a magnet on the refigerator...
What happens to a compass when it is held exactly on magnetic north? Does it just spin?
What makes the aluminum powder in an Etch-A-Sketch stick to the glass to make an image?
Why does insulin resistance induce weight gain?
I don't understand because insulin is suposed to...
According to my family, a comet streaked through the sky the morning one of my uncles was born. His...
Does mercury in its gas form act the same way as air - I mean if heated, does it rise?
Where on earth is the gas neon found? Is it common? Rare? In what form is it usually found (as a...
I'm doing a science project and my topic is about the speed of sound. I was wondering if you...
If the earth stopped revolving would humans weigh less or more? Would there still be gravity on...
How do touch lamps work? If one person touches the touch pad and someone else taps his other hand,...
I have a few questions regarding Space-Time that have always confused me. I would very much...
Why is it that alcohols do not follow a trend for their melting points, like their boiling points...
from New York
If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment...
from the Internet
Is it possible to create plasma using two high voltage electrodes , cathode and anode. Would air...
from Scarborough, Ontario
I want to know if we inject cobra's venom into a rattlesnake and rattlesnake venom...
Why does the Original Coke sink into the water, when Diet Coke floats in the water?
Why doesn't oil freeze? Would it freeze at -270 degrees?
Is calcium carbonate (ground limestone) biodegradable? Will it break down during composting? I want...
from Cherry Hill
I have a question regarding starfish, or seastars, whichever you would like. Is there a species of...
Arnold J. Wallmann
What causes albino-ism in people? Which chromosome is the albino gene on?
A friend at a party showed me that you can take a glass bottle, fill it with water, but not all the...
Russell J. Wells Jr.
from Dearborn Hts., Mich.
Why is the efficiency of most all lasers limited to .1% to 30%? What are the limiting factors? What...
from the Internet
Why does decaying food cause gas? I have been trying to find resources but can't find any could you...
What is the smallest living thing? What is the largest living thing?
from Nampa, Alberta,Canada
Why was Mars formed?
from North Bay, Ontario
How can planetary angular momentum be tranferred from one body (Earth's rotation) to another...
Does Henna (a plant based hair dye) contain any aluminum in its substances?
from Thunder Bay
Last spring and summer there were millions of army worms creeping all over everything. Maybe worse...
from the Internet
If two magnets are in contact with each other or close proximity to each other either repulsing or...
from niagara falls
What is the ingredient used to make "hair gel" stiff and hold?
Atalinder S. Bindra
Is it possible to reach a black hole? What is the distance of the nearest black hole from earth? Is...
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