from Bathurst, New Brunswick
Are the pores of the cell membrane composed of protein molecules or are they simply holes in the...
What can I use to block magnetic lines of force? I have been working on an rf transmitter project...
What i don't understand is why the intensity of the electric field is 0 inside a charged (empty on...
from Cherry Hill
I have a question regarding starfish, or seastars, whichever you would like. Is there a species of...
Who was the first scientist to study light?
This question is in regard to ‘vintage Lucite purses’ that sometimes end up having an odor...
Can you give me some information on the reaction of ascorbic acid and N-Bromosuccinimide? How do...
How can I tell the difference between Zinc and Aluminium metal?
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 New York
If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment...
What is the history of solar ponds and what trends are expected for solar ponds in the future?
I recently read a book on the big bang, and it said that protons and neutrons are made up of 3...
What Satellite Galaxy is moving fastest toward the Galactic center? What Satellite Galaxy is moving...
Where on earth is the gas neon found? Is it common? Rare? In what form is it usually found (as a...
What makes the aluminum powder in an Etch-A-Sketch stick to the glass to make an image?
I'd like to know what happens to radio waves once they have been emitted. Do they live forever?...
What happens to a compass when it is held exactly on magnetic north? Does it just spin?
Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?
Wilma de leon
What is the reaction between a chitin--the polysaccharide intermediate between protein and...
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...
When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...
Bruce MacKinnon, CET
from Kitchener, Ont
Is polyol used in the reaction of isocyantes (methylene diioscyante) the same compound as Glycerol?
from Kenora, ON
Collision of galaxie clusters. In recent news reports that I've read it has been reported...
How do touch lamps work? If one person touches the touch pad and someone else taps his other hand,...
Does mercury in its gas form act the same way as air - I mean if heated, does it rise?
A friend at a party showed me that you can take a glass bottle, fill it with water, but not all the...
Why do kids with blonde hair have dark brown hair when they're older? Is it the same process as...
If the earth stopped revolving would humans weigh less or more? Would there still be gravity on...
What is the difference between animal hibernation and a human coma? These states appear similar,...
Atalinder S. Bindra
Is it possible to reach a black hole? What is the distance of the nearest black hole from earth? Is...
from Thunder Bay
Last spring and summer there were millions of army worms creeping all over everything. Maybe worse...
Hi, my name is Steve and I am a junior bodybuilder. Which one gives you the red tan, the normal...
from niagara falls
What is the ingredient used to make "hair gel" stiff and hold?
from the Internet
Why does decaying food cause gas? I have been trying to find resources but can't find any could you...
I'm doing a science project and my topic is about the speed of sound. I was wondering if you...
from London Ont.
1. If the earth's population is about 6.2 billion now and it will double lets say every 35 years,...
How do miners mine for Uranium?
Why doesn't oil freeze? Would it freeze at -270 degrees?
from Port Orchard, Washington, USA
Do magnets become less massive over time? It requires energy to hold a magnet on the refigerator...
How could I decrease the boiling point of a substance without changing the pressure of the liquid?
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