Why are tanks (such as scuba diving tanks, for example) always designed in a cylindrical shape? In...
from Ocean Pines, MD
A student gave me 4 pairs of different duck and goose feet. How can I preserve them? Do I dry them...
from Gloucester, UK
My dad was saying that radio waves from TV transmitter stations can burn you severely if you are...
from Kanata, Ontario
Does caffeine affect boys and girls' blood pressure differently?
Will sodium or ammonium nitrate react with hydrogen sulfide ? If yes, what are the expected...
If you had a seamless sealed box which was lined with a 100% reflective material, and somehow...
I want to know how ascorbic acid (vitamin-c) is metabolised in the body of fishes.
how will Hydrogen work as an Assist Gas for Diesel Trucks (Transportation Industry). After doing...
Could you explain the idea that gravity could be thought of a depression or well, much like when a...
I recently removed some mercury from a thermostat and I've been told by my teacher that to touch it...
from Vancouver, B.C.
Recently I read that U.S. scientists say the ozone layer is shrinking over Antarctica. I would be...
from the Internet
Is there a liquid chemical that will glow when electricity is passed through it? What voltage would...
from Montreal, QC
Would you know where I can find the temperature at which paper burns, and where I can find data for...
What are the causes of Northern Lights? Do they have any relation to the green-house gasses in the...
If you could dig a hole from one side of the earth to the other passing though the core, what would...
from Summerville, SC
My mom and I are having an argument. She claims that the gene for blonde hair will be wiped out...
With all that the U.S. military is doing by developing laser weapons as an anti-missile defense, I...
Endel Tulving, Is it possible that what we call "remembering the past" and "imagining the future"...
from Staten Island
If we assume that Whitten's new Twistor String Theory is correct, with no real extra demensions,...
from Oak Ridge
I would like to know what causes inverted icicles. I have a photo I've just taken if you need to...
from Atlanta, GA
Why are the water levels of the Atlantic and Pacific Oceans different at the Panama Canal if they...
from Lancaster, PA, USA
Since most dehumidifiers work on the principle of condensing on an aluminum coil, is there a...
Why do aqueous ionic solutions have less thermal conductivity than pure water?
Suppose a truck transporting birds is weighed. Will there be a difference in weight depending on...
from Surrey, BC
I have an FM transmitter for my iPod. I find that when my hand is within 5 centimetres proximity to...
Richard L. Gibbens
My question concerns the latest news about the Cosmological Constant. Has it now been established...
Since hydrogen is being considered for fuel purposes it's minimum ignition energy (m.i.e.) of .02...
How many times a year can you see the eclipse of the moon???
In energy transformations, even on the subatomic level, is some energy always lost as thermal...
from New Tripoli, PA
What goes on during the change between isometric and isotonic in muscle cells? What does it look...
Can you explain paleomagnetism? From what I've read, I've learned that paleomagnetism is the study...
We know that cosmic microwave background is 2.725 kelvin. We know universe was some 13Billion years...
from Horam, E. Sussex, UK
ULUru is the aboriginal name for Ayer`s Rock, which was a sacred place for native Australian...
Dan Van Brunt
from Thunder Bay
Recently a friend of mine took a picture of what he thought was a grasshopper out at his camp far...
from Owen Sound, Ontario
When I grew up most oranges grapes and other fruit had seeds. This was the normal fruit and...
Why can't humans listen to two things at the same time and get all the information for both?
I need to know what dissipates into the air during a salt analysis titration. I do this at work...
I read that to find the efficiency of a fractional distillation column, you can distill a mixture...
from Batamans Bay, Australia
Can a normal late model petrol car engine be coverted to run on almost pure ethanol? How is this...
from Kenora, ON Canada
Regarding the behaviour of a high-voltage spark. I have a device which generates a pulse of ...
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