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Shagufta asks

What are cosmic rays?

Ahmad asks

What are neutrinos and positrons?

Lola from the Internet asks

I am doing a science fair project about if temperature affects the digestion of protein or not. To...

Denise Atkins asks

What causes asteroids to burn up once they enter earth's atmosphere?

Sara asks

If the first dimension is length, the second is width, and the third is depth/height, what's the...

Amelia Singh from scarborough asks

How are rocks made? What are the different kinds of rocks?

Sue from Mississauga,On. Canada asks

What is the chemical composition of soya margarine?

Steve T from Kingston, ON asks

Light is refracted because its speed decreases when it enters a denser medium. Why does it speed...

Gary John Walsh asks

What is a blue moon? When will the next one be? Are there ever two in the same year?

Cynthia Everhart from Leesburg asks

My neice is being tested for an unknown cause to her developemental delay. She has recently been...

sabiha yamin from lahore, pakistan asks

I want to knock out the PHB depolymerase gene from the genomic DNA of a bacterium. Can you suggest...

Dixie from Los Angeles asks

What is a simple way to explain miscible and immiscible liquids?

Satya from Scarborough, Canada asks

Which part of the body has highest ph value?

Jim from Yorkton asks

Why does ice make pop fizz? Shouldn't it fizz less since the gas is being cooled?

Dan asks

How many galaxies do we know about and what are their names? When will the first human go to Mars?

from asks

I would like to know the basic principles of work of a solid state gyroscope, such as the ones used...

Jeremy from Mustang asks

I am doing a science fair project and the question is this....Can people remember things better if...

John Douglass asks

Hexane seeps out of the ground at old sites of underground gasoline storage tanks. Can I smell...

garrett from scarborough asks

Why is the common garter snake so common?

Anton St-Jacques from Kingston asks

I heard that all cells only come from existing cells. If this is true, how did the first cells...

Alexis Rolling from Nampa, Alberta,Canada asks

Why was Mars formed?

Gary Kolling asks

What term is applied to all processes and physical measurements carried out under conditions of...

Eddie Curtis from Portland asks

What differences are there in the three different types of lemmings?

Joe Joe from Scarbrough asks

What is the chemical reaction involved when dyes attach to cotton fibres? Is there any difference...

Steven Kelliher from Abington/ MA asks

I know this must get asked a lot, but I was wondering, and doing research on the topic and am...

TINA from the Internet asks

How much chorline is added to drinking water? Why?

David Holt asks

How do farmers produce a product like seedless mandarins if they don't have any seeds to plant?

Nameless from Internet asks

If we were produced from ONE cell with ONE type of DNA how could it have reproduced into trillions...

Justin Murphy from Coquitlam asks

How does what we smell affect what we taste?

Christina from Kamloops, BC asks

What is the Vir C gene/protein responsible for?

Aditya from Noida, India asks

How does plant's inner cells respire?

Zulfikar Yassim asks

A black hole is created when a planet collapses and forms into a powerful vacuum sucking everything...

Christina from Orland Park asks

Why are most people right handed instead of left?

Colin Genade asks

I have seen some advertised ice packs that claim to have salt water solution in them and a clicker,...

John Wood from Binmaley, Philippines asks

Why do (nearly) all birds move in a jerking motion as compared with other animals that move...

Andrea from Sydney, Australia asks

I understand that when toilet paper gets wet eventually the cellulose fibres break apart thus...

Charles from Vancouver, BC asks

The earth receives energy in the form of radiation from the sun. Some is re-emitted into space and...

Becca Thompson asks

What are the names and locations in the universe of known black holes?

Richard Morley from Flesherton asks

Do you have a "Sea-Monkey" life cycle?

Jennifer Easterly from Sydney, NS asks

What happens to a bullet fired straight up into the air? Does gravity eventually slow it down so it...