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Amie from West Harrison asks

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

Gaston Fournier asks

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

sarah gubbs from quebec asks

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

Stanley Jeffs from Cortona asks

I have been reading Feynman and what he says seems to make sense to me, in particular:photons are...

Leo Hong from London Ont. asks

1. If the earth's population is about 6.2 billion now and it will double lets say every 35 years,...

Arnaud Bigeu asks

How does the static universe theory (Gamow, Hoyle...) explain the 3K cosmic background radiation....

Yevgeniy Perev from Staten Island asks

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

Helen from Toronto asks

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

A. D. asks

I am interested in the age-old debate on whether a person gets wetter by walking in the rain or by...

Paul from Romania asks

What i don't understand is why the intensity of the electric field is 0 inside a charged (empty on...

Christina from Orland Park asks

How do chameleons reproduce body parts?

nijin k from Khd asks

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

Nora from the Internet asks

When does a scientist sign on to try and find a cure or cause of an illness or a disease, meaning...

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...

Luke asks

A question about tri-coil atomic fusion/fision... If one used positive and negative ionized plasma,...

Mridu from Toronto asks

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

Serge Bellemare from Boston, MA, U.S.A. asks

Where in the universe are we? We seem to know the dimensions of the Universe; so does it have the...

Bertrand Xiao asks

Is there a better alternative that has yet to be discovered other than zinc to be used in a battery?

Vanessa asks

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

Yamna from Dubai, United Arab Emirates asks

1.) Do the intesity of the sun's rays increase the current in a solar cell? 2.) Does increased...

C. Davies from Knoxville asks

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

Ross Richardson from Battle Creek, MI asks

How long does it take for alcohol to be detected through the skin after your first drink? Is there...

Eric Cashmore asks

What is the name of the most recent planet discovered, and where is it?

Phil asks

What are the chemical properties of phosphorus?

Russell Westhaver from Vancouver asks

I've got a question about light. As I understand it, light is a particular form of energy--in order...

James Hope from Gloucester asks

I recently read a book on the big bang, and it said that protons and neutrons are made up of 3...

patric hedlund asks

According to my family, a comet streaked through the sky the morning one of my uncles was born. His...

Elise asks

I have done lots of research on auroras and I understand almost every thing about them. The basic...

Ron Belmont asks

How are electron sublevels given their assigned letter?

Marin from the Internet asks

Is it possible to create plasma using two high voltage electrodes , cathode and anode. Would air...

Ashley from Langenburg, Saskatchewan asks

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

Gregg Echols from Phoenix asks

What are the temperatures reached at the focused point of a magnifying glass, when using the sun as...

Nick Reed from Cherry Hill asks

I have a question regarding starfish, or seastars, whichever you would like. Is there a species of...

Ian Gordon from Exeter, Devon, UK asks

Since puberty I have always been tall and thin with very long legs. I was a fair player of rugby...

Ian from London asks

How can I tell the difference between Zinc and Aluminium metal?

Arnold J. Wallmann asks

What causes albino-ism in people? Which chromosome is the albino gene on?

Gillian from Haliburton asks

I'd like to know what happens to radio waves once they have been emitted. Do they live forever?...

Harish from Scarborough, Ontario asks

I want to know if we inject cobra's venom into a rattlesnake and rattlesnake venom...

Ed from Port Orchard, Washington, USA asks

Do magnets become less massive over time? It requires energy to hold a magnet on the refigerator...

Mike Ochman from Whitby asks

Where on earth is the gas neon found? Is it common? Rare? In what form is it usually found (as a...