I recently read a book on the big bang, and it said that protons and neutrons are made up of 3...
I'd like to know what happens to radio waves once they have been emitted. Do they live forever?...
from the Internet
What makes classifying dogs in breeds different from classifying humans in races?
I thought that...
Wilma de leon
What is the reaction between a chitin--the polysaccharide intermediate between protein and...
Can you tell me whether it would be possible to launch a spacecraft into orbit using a giant...
Are there foods to eat which lower/reduce harmful cholesterol levels, or is this achieved by...
How do touch lamps work? If one person touches the touch pad and someone else taps his other hand,...
How do I estimate the mass of an object when I know its volume and nothing more? For example, how...
What can I use to block magnetic lines of force? I have been working on an rf transmitter project...
What Satellite Galaxy is moving fastest toward the Galactic center? What Satellite Galaxy is moving...
How far is Pluto from the sun, and will we ever be able to travel to other planets, besides the...
In 1828, Friedrich Wohler, a German chemist attempted to make an inorganic salt, ammonium cyanate,...
This question is in regard to ‘vintage Lucite purses’ that sometimes end up having an odor...
Is it possible for a singularity to form outside a black hole?
from Thunder Bay
Last spring and summer there were millions of army worms creeping all over everything. Maybe worse...
Why is blood salty?
What happens to a compass when it is held exactly on magnetic north? Does it just spin?
Has absolute zero (0 K) ever been reached a laboratory?
Who was the first scientist to study light?
from Rahim yar Khan, Pakistan
What is vacuum ? How is it created because if we remove the air then the instrument in which we...
Is there a better alternative that has yet to be discovered other than zinc to be used in a battery?
The first four facts below suggest that the earth should be getting heavier and heavier - but it...
from Lansing, MI
How do "Fire Retardents" retard fire? If the flash point of any given material never changes? I...
Does mercury in its gas form act the same way as air - I mean if heated, does it rise?
What are the intermolecular forces for polycrystalline solids? And what is the geometric shape? I'm...
from Castro Valley
Can a fast breeder reactor like the famous Candu series of Canadian designed fast reactors be...
Why don't ordinary Silicon diodes emit light like LED's?
When a ball is rotated at the end of a string in a horizontal circle (parallel to the ground) what...
How can I tell the difference between Zinc and Aluminium metal?
from New York
If hydrogen peroxide is bad for cells, why is it good for cuts? Also, how is it a good treatment...
How do we explain the difference between cells that can repair damaged tissue, such as skin cells,...
from Port Orchard, Washington, USA
Do magnets become less massive over time? It requires energy to hold a magnet on the refigerator...
Bruce MacKinnon, CET
from Kitchener, Ont
Is polyol used in the reaction of isocyantes (methylene diioscyante) the same compound as Glycerol?
Can you explain how those bright sticks work, the ones that glow for hours with a snap and a shake?
What are the quantum numbers that are involved in the distinction between matter and antimatter? I...
Can you give me some information on the reaction of ascorbic acid and N-Bromosuccinimide? How do...
Why does the Original Coke sink into the water, when Diet Coke floats in the water?
What is the history of solar ponds and what trends are expected for solar ponds in the future?
from the Internet
If two magnets are in contact with each other or close proximity to each other either repulsing or...
from Nampa, Alberta,Canada
Why was Mars formed?
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