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...
I have two questions. 1. Do jellyfish have ears and if so can they hear well? 2. How many...
How do I generate heat from a battery?
from lahore, pakistan
I want to knock out the PHB depolymerase gene from the genomic DNA of a bacterium. Can you suggest...
I have been doing an experiment in school and I don't understand why the following happens. When we...
What are the most recent solar storms and will they effect the Earth's atmosphere?
Do bends in a wire affect its electrical resistance ?
from Ottawa, Ontario
Why do ceramic magnets lose their strength in extremely cold temperatures like dry ice?
What is the field of cryogenics? What kind of occupation is available in cryogenics?
from London Ont.
1. If the earth's population is about 6.2 billion now and it will double lets say every 35 years,...
According to my family, a comet streaked through the sky the morning one of my uncles was born. His...
from Bridgewater NS
In reusable heat packs, the crystalization of sodium acetate is exothermic. This process can be...
from Bathurst, New Brunswick
Are the pores of the cell membrane composed of protein molecules or are they simply holes in the...
from Boston, Massachusetts
I am allergic to nickel and cobalt. (thanks to patch testing). I think it was provoked by taking...
from Split, Croatia
What happens when electrons pass through a magnetic field at a velocity near lightspeed?
Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...
Arnold J. Wallmann
What causes albino-ism in people? Which chromosome is the albino gene on?
Loubelle I. Depita
from Koronadal City, South Cotabato, Philippines
Why does Nitric Acid stain the human skin yellow?
from New Delhi
Why are the lipids found in the human body mostly even numbered?
from the Internet
Are there any Canadian scientists that have contributed to the field of bioremediation?
from Beaufort, SC
Are all non-toxic claiming products really non-toxic? And is there any simple way (such as a way...
Where on earth is the gas neon found? Is it common? Rare? In what form is it usually found (as a...
What is the pH of Diet Pepsi? (or cola,generally) and...
Does smoking affect the body's pH? If so,...
from Exeter, Devon, UK
Since puberty I have always been tall and thin with very long legs. I was a fair player of rugby...
Why is it that alcohols do not follow a trend for their melting points, like their boiling points...
from Dallas, Texas
If you shine a light through a glass of water, the light slows down. What makes it speed up again...
I'd like to model magnetic fields on my computer, but I can't find any software. Can you point me...
from the Internet
What exactly are Proton Spin Numbers, and how can you have a non-integer proton spin number?
What furnishs H30+ in water solution?
If the earth stopped revolving would humans weigh less or more? Would there still be gravity on...
from Maple Ridge, BC
When you get a lighter and get a piece of metal and you turn on the lighter and put it over the...
from Brisbane, Australia
Is it true that no mass can travel at the speed of light? If this is true, as you are nearing the...
Why do kids with blonde hair have dark brown hair when they're older? Is it the same process as...
What is the difference between animal hibernation and a human coma? These states appear similar,...
Ernesto C Ignacio
from Malabon City, Philippines
I understand that in some countries it is prohibited to use industrial acetic acid to make table...
from Northampton England
How do you measure the pH of soil? How do you make up a solution of different pHs? What is the best...
from Cherry Hill
I have a question regarding starfish, or seastars, whichever you would like. Is there a species of...
Since there are no molecules within the vacuum of space to allow heat transfer, how can the air...
Is there really a tree in Tasmania called the Huon Pine that is 20,000 years old?
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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