How are electron sublevels given their assigned letter?
from Orland Park
How do chameleons reproduce body parts?
If body temperature is 98.6 degrees, why does 98.6 degree water feel hot when you place it on your...
What is Birute Galdikas' latest book on the Orangutan Behaviour and her work?
NASA has recently detected the presence of ice on the moon. Since the moon is surrounded by void...
I've got a question about light. As I understand it, light is a particular form of energy--in order...
Is it true that bats don't pass their food through but vomit it up while they are hanging upside...
What are the temperatures reached at the focused point of a magnifying glass, when using the sun as...
from Boston, MA, U.S.A.
Where in the universe are we? We seem to know the dimensions of the Universe; so does it have the...
from the Internet
How do you find the solubility of a substance?
Pierre Charbonneau, Eng.
from Jonquière, Quebec, Canada
Is there actually a strobe light on the International Space Station? I saw in the sky a sequence of...
from the Internet
Is it possible to create plasma using two high voltage electrodes , cathode and anode. Would air...
from Bergen, Norway
I came across a "water powered clock", and it can supposedly generate power from water alone. My...
Light cannot escape from a black hole, because of the black hole's mass. If this is true, then...
Why does insulin resistance induce weight gain?
I don't understand because insulin is suposed to...
Which would hit a baseball further - a wooden bat or a aluminum bat? Why??
from Ajax, Ontario
If mass can be converted to energy by using E=mc2, how can energy be converted to mass?
from Battle Creek, MI
How long does it take for alcohol to be detected through the skin after your first drink? Is there...
What is the name of the most recent planet discovered, and where is it?
A question about tri-coil atomic fusion/fision... If one used positive and negative ionized plasma,...
What are the most recent solar storms and will they effect the Earth's atmosphere?
Can you explain the process by which hot materials emit light? Particularly, why is infrared light...
How does the static universe theory (Gamow, Hoyle...) explain the 3K cosmic background radiation....
I have been reading Feynman and what he says seems to make sense to me, in particular:photons are...
I was wondering how I could test for things like heavy metals. How can I do that without paying for...
Galileo said, "in a vacuum, all objects fall at the same speed." Well, I have an idea that might...
from Mill Valley, CA, USA
This came up during a homeschool astronomy lesson: Why does the back of the Moon not have large...
from the Internet
When does a scientist sign on to try and find a cure or cause of an illness or a disease, meaning...
Sean M. North
from Oregon City
In a frying pan, when olive oil is added to butter and heated, according to some cookbooks and...
from Victoria, Texas
Why are rail road pieces magnetized? Me and my friend noticed particles of steel and iron forming...
I have done lots of research on auroras and I understand almost every thing about them. The basic...
from Aurora, Ontario
Why do many pharmaceutical drugs have HCl (hydrochloride) associated with them? Is this a...
I have two questions. 1. Do jellyfish have ears and if so can they hear well? 2. How many...
Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...
from Oldsmar, florida
Why does a magnetic field in the form of a bar magnet effect the movement of a planaria? Does it...
from Scarborough, Ontario
I want to know if we inject cobra's venom into a rattlesnake and rattlesnake venom...
from Winnipeg, MB
What is the distance from the sun for each of the elements in the periodic table where they would...
from Bridgewater NS
In reusable heat packs, the crystalization of sodium acetate is exothermic. This process can be...
from lahore, pakistan
I want to knock out the PHB depolymerase gene from the genomic DNA of a bacterium. Can you suggest...
Do bends in a wire affect its electrical resistance ?
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