How do bacteria use rhodopsin to create energy?
What is a wormhole? How does it work? How is a wormhole created? Is it possible to survive going...
The Tucker Family
How many people have ever lived on earth? We have found data giving the population at differen...
How old do turtles have to be to have turtle eggs? And do 2 turtles have to have different sex to...
from the Internet
Why is the strawberry in yogurt flavored strawberry sometimes brown or reddish brown? Is it a...
from Binmaley, Philippines
Why do (nearly) all birds move in a jerking motion as compared with other animals that move...
I am quite confused with temperature scales! i would like to know the link between the degree...
I lost my sense of smell after a fall from a horse 5 years ago. The back of my head hit the...
from the Internet
I am doing a science fair project about if temperature affects the digestion of protein or not. To...
What is the name of a baby orangutan? Does the male and female adult orangutan have a name?
True/False. If the moon rises when the sun sets, is it a full moon?
from Sydney, NS
What happens to a bullet fired straight up into the air? Does gravity eventually slow it down so it...
What is the substance or chemical in nail polish that makes it dry?
If we were produced from ONE cell with ONE type of DNA how could it have reproduced into trillions...
Can dogs and cats understand what people are saying? If not then how do they know to get off...
from Dix Hills, NY
Animals eat leaves and grasses and this provides them nutrition. Can people take leaves off trees,...
I can see how water and sound waves move in a wave motion, but how do light waves keep their shape...
I am doing a science fair project and the question is this....Can people remember things better if...
from the Internet
Is it better to keep planaria in pond water or tap water if my experiment deals with feeding them...
from Taree, Australia
Why is there no magnetic field in the centre of a bar magnet?
What is Ultraviolet Colorimetry Analysis? It involves passing UV light through a object and...
My 4th grade son is doing a science project on eye color and we can't find any info about the...
Can phytoplankton live with only nutrients not sunlight?
Which plants would be good to use in an experiment testing different types of plant foods on...
How did the universe begin?
Why rainbow is a bow?
Does your gag reflex trigger the epiglottis to open or close?
I'm writing a science-fiction novel and need information about black holes, gravitation and...
from Salem, VA
I was reading about the tensile strength of certain fabrics, and was wondering what kind of...
from Toronto, Ontario
If our body is made up of cells that are always regenerating, and replacing older dying cells, how...
I would like to know if you could tell me a basic expalnation as to what is between particles of...
Can you hear a bat flap it's wings if it is relatively close say 1-2 meters?
Can extraterrestrial matter carry unknown viruses and fall down to Earth in a form of "space dust"...
Why is the common garter snake so common?
from lynbrook, ny
What animal has the highest level of testosterone in their body?
How is it possible to have 2 different colored eyes? I have a blue and a brown eye. I would like...
Nitrous oxide when used in motorsport is often classed as "forced induction" although is...
Whenever I drop a piece of cork, plastic or metal into a container of water, it always floats on...
I heard that many cereals are fortified with iron chips on the actual cereal. Is there an...
from Orland Park
Is there a way to actually eliminate the cancer from every infected cell in the body to truly cure...
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