Why do I see green and orange lines in a sodium ion when my flame is the color of yellow?
I would like to know the basic principles of work of a solid state gyroscope, such as the ones used...
What are the names and locations in the universe of known black holes?
I read in books that bees cannot identify the colour white. Then what will the bees see instead of...
What is "route dependent toxicity"?
from Surrey BC
I have been trying to get an answer to: what kind of fire supression system may be on board the...
from Kamloops, BC
What is the Vir C gene/protein responsible for?
Is there any living thing that doesn't need water to survive in the whole life? If there is...
What causes asteroids to burn up once they enter earth's atmosphere?
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...
Gary John Walsh
What is a blue moon? When will the next one be? Are there ever two in the same year?
What are cosmic rays?
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?
I am quite confused with temperature scales! i would like to know the link between the degree...
What is the chemical reaction involved when dyes attach to cotton fibres? Is there any difference...
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...
In microwave transmission sometimes we use power in positive e.g +13db and sometimes in negative...
I was wondering what the breakdown products of ethanol in the body are .... water and what? What...
What differences are there in the three different types of lemmings?
How are rocks made? What are the different kinds of rocks?
The Tucker Family
How many people have ever lived on earth? We have found data giving the population at differen...
I am looking for information on the molecular level electromagnetic resonance frequency of various...
from Taree, Australia
Why is there no magnetic field in the centre of a bar magnet?
I'm writing a science-fiction novel and need information about black holes, gravitation and...
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...
How can an ant hold up a weight which is 50 times more heavy than ant's own weight?
Why does sound get through a surface like a wall better than light? If you use a curtain they both...
Is it true that only female bees can sting you? And if it is, why is that?
How do scientists type your blood? How do they find out your blood type?
from Dix Hills, NY
Animals eat leaves and grasses and this provides them nutrition. Can people take leaves off trees,...
Do you have a "Sea-Monkey" life cycle?
How do farmers produce a product like seedless mandarins if they don't have any seeds to plant?
What can you tell me about the likelihood of a major solar storm in or around 2012, and how it...
Loubelle I. Depita
from Koronadal City, South Cotabato, Philippines
Why is sterilizing & using alcohol effective against microorganism?
I was watching a short documentary on how the Earth first came about. The part that was puzzling me...
How many galaxies do we know about and what are their names? When will the first human go to Mars?
from Los Angeles
What is a simple way to explain miscible and immiscible liquids?
Whenever I drop a piece of cork, plastic or metal into a container of water, it always floats on...
from Sydney, Australia
I understand that when toilet paper gets wet eventually the cellulose fibres break apart thus...
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