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Amanda from Calgary asks

I am interested in finding more information on how to detect the presence of arsenic in the foods...

Karl-Alexander berg brisebois from Dunham asks

Heisenberg's uncertainty principle tells you that the mass of a particle multiplied by the...

Chris asks

Can absolute zero (0 degrees Kelvin or -273.16 degrees Celsius) be registered on a thermometer,...

Mridu from Toronto asks

Specific tissues are meant to perform specific functions. Is it possible to transfer different...

Marcel Leone asks

Is gravity considered to be one of the forms of energy such as electricity, heat, light,...

Kevin Pagn from Vancouver asks

Is a nerve impulse considered an electric current since it induces a magnetic field?

bahar from iran asks

We want to know, when we burn NaCl, what happens to Cl?

Harriet Quaide from Birmingham asks

Is it possible to test for, and diagnose, mitochondrial disorders, after death? How? Can this be...

David Keirsey asks

How did neutrinos get to be objects of such low energy? Neutrinos are supposed to have been...

Helen from Toronto asks

How can you extract the bacteriocins (colicins) from E. Coli? I would like to test the...

Amie from West Harrison asks

How do you get rid of duck weed in a pond?

Kelly asks

What is the structure of chicken bone?

sarah gubbs from quebec asks

If I had two unlabelled bottles one containing dilute nitric acid and the other containing dilute...

peel from the Internet asks

What would happen if the nucleus of an atom contained too many or too few neutrons, or even none? ...

Hongyi Li asks

Does antimatter's gravity have the same properties ordinary matter?

Nedim from Atlanta asks

For a long time I have noticed that during the day or any kind of brighter light my eyes are bright...

Alexa Clay asks

How do scientists modify a virus so that it can be beneficial to a host cell? For example, during a...

Nathaniel P. Luga from Cebu City asks

What chemical or chemicals that can desolve a strong concrete structure, and what is its mixture...

Aaron Johnston asks

What would make it possible for a man to move through solid objects? Is it at least in theory...

Vanessa asks

How does nicotine affect the growth rate of a plant? If you were to put a cigarette in the soil of...

Jordan Duncan from Prince George, BC Canada asks

I need to know what happens to wood (softwoods, hardwoods and kiln dried woods) when they are...

Ron Belmont asks

How do you calculate potential energy for an object which is sitting on the floor? PE=mgh, which...

Marie from Rochester asks

My whole family plays hockey. We have frequently discussed how long of a shift should be and with...

Rod from canterbury asks

Is there any magnetic shielding material which is not itself attracted by a magnet?

George Chronis from Toronto asks

I have a few questions regarding Space-Time that have always confused me. I would very much...

Stephen Leece from London asks

I am currently researching how sugar (sucrose) reacts with various chemicals. I am particularly...

Nick Hiebert asks

Is there a substance known to science that reacts to electrical impulses by contracting or changing...

C. Davies from Knoxville asks

If a person has a bacterial infection and sneezes on a piece of paper, how long will the bacteria...

Tyler Salo asks

When rockets were sent to Jupiter, did scientists get any readings? Does Jupiter have a solid...

Callie Davies from Phoenix, Az asks

We just finished studying about DNA, Adenine, thymine, guanine, ect. and one question that I had...

nijin k from Khd asks

What is the heat wanted to melt the hardest substance in the world?

Gaston Fournier asks

NASA has recently detected the presence of ice on the moon. Since the moon is surrounded by void...

Totoro asks

How do antiperspirant products work? Could you use one on your chest to prevent sweating?

Morten Aasbak from Bergen, Norway asks

I came across a "water powered clock", and it can supposedly generate power from water alone. My...

Yevgeniy Perev from Staten Island asks

When our galaxy will absorb the 2 Magellanic Clouds, that will produce a starburst. For how long...

Phil asks

What are the chemical properties of phosphorus?

Robert Wahl asks

Is it true that bats don't pass their food through but vomit it up while they are hanging upside...

Ashley from Langenburg, Saskatchewan asks

Does population density affect fish growth rates? I'm trying to determine if population density...

Anita.S asks

What is Birute Galdikas' latest book on the Orangutan Behaviour and her work?

Sarah Spratt asks

What is the most critical environmental problem in Canada today?