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Andy (Dionne) Setlow from Madison, Alabama, USA asks

I have long struggled to understand why the temperature of various wavelengths track so closely...

jacqui from Stockleigh Pomeroy asks

Explain recessive gene disease and what happens to the DNA to cause parents to be carriers.

Anonymous from Ajax, Ontario asks

If mass can be converted to energy by using E=mc2, how can energy be converted to mass?

Marc Doucet from Bathurst, New Brunswick asks

Are the pores of the cell membrane composed of protein molecules or are they simply holes in the...

Duane from the Internet asks

If two magnets are in contact with each other or close proximity to each other either repulsing or...

Shakira from Mississauga asks

Why is it that alcohols do not follow a trend for their melting points, like their boiling points...

Roman asks

How do scientists detect nutrinos when they have no mass and no charge?

Callie Davies from Phoenix, Az asks

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

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,...

Sean M. North from Oregon City asks

In a frying pan, when olive oil is added to butter and heated, according to some cookbooks and...

Karie from Toronto asks

Why do kids with blonde hair have dark brown hair when they're older? Is it the same process as...

Christina from Orland Park asks

How do chameleons reproduce body parts?

Bertrand Xiao asks

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

Arnaud Bigeu asks

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

Tara from the Internet asks

Is it better to keep planaria in pond water or tap water if my experiment deals with feeding them...

Terry Hare from Oshawa asks

Why are most scallops white and some are yellowish brown to almost an orange color?

Helen from Toronto asks

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

Peter Griffin from Beaufort asks

How does the type of liquid effect the way it holds heat?

James from Montreal asks

What is a wormhole? How does it work? How is a wormhole created? Is it possible to survive going...

bbg from the Internet asks

Are there any Canadian scientists that have contributed to the field of bioremediation?

Gillian from Haliburton asks

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

k.h. from Alberta asks

My husband has dark brown hair, and I have white blonde hair. If Dark hair is supposed to be...

Ron Belmont asks

How are electron sublevels given their assigned letter?

Nick Hiebert asks

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

Crystal Rumble from Hilton Beach, Ontario canada asks

I have been diagnosed with multiple scleroisis recently and I also have severe psoriasis. I've...

Amie from West Harrison asks

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

Val Mullen asks

Is there really a tree in Tasmania called the Huon Pine that is 20,000 years old?

Atalinder S. Bindra asks

Is it possible to reach a black hole? What is the distance of the nearest black hole from earth? Is...

Adam Bruneau from Atlanta, GA asks

I want to make sculptures out of old vinyl records by melting them down and pouring them into a...

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...

Nick Reed from Cherry Hill asks

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

Jonathan Weiler asks

Would it be possible to clone dinosaurs?

David Woodard from Lansing, MI asks

How do "Fire Retardents" retard fire? If the flash point of any given material never changes? I...

C. Davies from Knoxville asks

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

Robert Cunningham from Dallas, Texas asks

If you shine a light through a glass of water, the light slows down. What makes it speed up again...

hart from the Internet asks

I understand that alkenes are more reactive than alkanes. I recently read however, in a new high...

Vanessa asks

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

Fester from Tacoma asks

I'm doing a science project and my topic is about the speed of sound. I was wondering if you...

Gary Kolling asks

What Satellite Galaxy is moving fastest toward the Galactic center? What Satellite Galaxy is moving...

Yossi Truzman from Ra`anana asks

In our breathing system we have two coenzymes NADH and FADH2. Why do we have two coenzymes? And why...