I would like to know the basic principles of work of a solid state gyroscope, such as the ones used...
from Scarborough, Canada
Which part of the body has highest ph value?
Why after drinking massive amounts of alcohol, which is a liquid, do you wake up dehydrated the...
In microwave transmission sometimes we use power in positive e.g +13db and sometimes in negative...
How high in the sky would Polaris the North Star be, as seen from the North Pole?
I read in books that bees cannot identify the colour white. Then what will the bees see instead of...
What are the names and locations in the universe of known black holes?
I was watching a short documentary on how the Earth first came about. The part that was puzzling me...
Is it true that only female bees can sting you? And if it is, why is that?
I'm writing a science-fiction novel and need information about black holes, gravitation and...
from Kamloops, BC
What is the Vir C gene/protein responsible for?
Why does sound get through a surface like a wall better than light? If you use a curtain they both...
At what age does your heart stop growing? I have just watched a program and a young girl was given...
How do scientists type your blood? How do they find out your blood type?
from Surrey BC
I have been trying to get an answer to: what kind of fire supression system may be on board the...
from Taree, Australia
Why is there no magnetic field in the centre of a bar magnet?
I am quite confused with temperature scales! i would like to know the link between the degree...
UML @ Lake.Sherwood .School
from Baton Rouge
What cause the red dye to explore when it leaves the bank during a robbery? Does the red dye ever...
What can you tell me about the likelihood of a major solar storm in or around 2012, and how it...
Gary John Walsh
What is a blue moon? When will the next one be? Are there ever two in the same year?
I was wondering what the breakdown products of ethanol in the body are .... water and what? What...
from the Internet
I have a question which is a bit strange but in all honesty i don't know and i was hoping you could...
What is the chemical reaction involved when dyes attach to cotton fibres? Is there any difference...
from Poseyville, IN
How come you can boil an egg in a paper cup over hot coals and the cup does not burn up?
How do mirrors work? What makes them reflect?
How can an ant hold up a weight which is 50 times more heavy than ant's own weight?
from Sydney, Australia
I understand that when toilet paper gets wet eventually the cellulose fibres break apart thus...
from Dix Hills, NY
Animals eat leaves and grasses and this provides them nutrition. Can people take leaves off trees,...
How are rocks made? What are the different kinds of rocks?
I am looking for information on the molecular level electromagnetic resonance frequency of various...
What are cosmic rays?
Do you have a "Sea-Monkey" life cycle?
What differences are there in the three different types of lemmings?
Loubelle I. Depita
from Koronadal City, South Cotabato, Philippines
Why is sterilizing & using alcohol effective against microorganism?
The Tucker Family
How many people have ever lived on earth? We have found data giving the population at differen...
from New Delhi
I have an e-DNA (environmental DNA) sample in a vial. How can I learn if the given e-DNA sample is...
What causes asteroids to burn up once they enter earth's atmosphere?
Whenever I drop a piece of cork, plastic or metal into a container of water, it always floats on...
How do bacteria use rhodopsin to create energy?
from Salem, VA
I heard that many cereals are fortified with iron chips on the actual cereal. Is there an...
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