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Daniel from Singapore asks

Is there such thing as an Ice Bullet? A bullet that melts into the target so that there will be...

Ahmad asks

What are neutrinos and positrons?

Dave from the Internet asks

Hi, I am looking for a procedure that I can use for a science investigation. We are testing water...

samantha from Sarnia asks

Is it true that only female bees can sting you? And if it is, why is that?

Mauro Mavrinac from Ottawa asks

Given: a horizontal rigid tube with one end on an axis at a constant rotation. Insert a solid ball...

Dixie from Los Angeles asks

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

Karen from Ottawa, Canada asks

Why do your fingernails grow a lot faster than your toenails?

Christina from Kamloops, BC asks

What is the Vir C gene/protein responsible for?

Neil O. from Oshawa asks

What can you tell me about the likelihood of a major solar storm in or around 2012, and how it...

Jeremy from Mustang asks

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

Olivia from Sydney asks

I was wondering about planet orbit paths and if they change. I read that a change in the Earth's...

Courtney asks

How do mirrors work? What makes them reflect?

TINA from the Internet asks

How much chorline is added to drinking water? Why?

GRACE JAJA from the Internet asks

How long does it take radio waves to reach saturn?

Gary John Walsh asks

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

David Holt asks

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

Satya from Scarborough, Canada asks

Which part of the body has highest ph value?

Eddie Curtis from Portland asks

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

Kirsten from Toronto asks

What is in most nail polish removers?

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...

Richard Morley from Flesherton asks

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

Dan asks

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

John Jones asks

Why has our departmental tarantula, who lives in my office, retreated into a cardboard tube and...

Alexis Rolling from Nampa, Alberta,Canada asks

Why was Mars formed?

Joe Joe from Scarbrough asks

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

Shaun Carney from the Internet asks

What keeps electrons from eventually falling into the nucleus of an atom if they are attracted by...

from asks

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

charl mai from Vancouver, Canada asks

Among the techniques that are being used to determine the identity of an unknown person, for...

Becca Thompson asks

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

Andrea from Sydney, Australia asks

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

Christina from Orland Park asks

Why are most people right handed instead of left?

Aditya from Noida, India asks

How does plant's inner cells respire?

Andrea from London asks

In chemistry, how do you know what the formula of a compound is? For example, how do you know if it...

Zulfikar Yassim asks

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

Ashé from Taree, Australia asks

Why is there no magnetic field in the centre of a bar magnet?

garrett from scarborough asks

Why is the common garter snake so common?

Lola from the Internet asks

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

Nameless from Internet asks

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

Chloe Jones from London asks

Why do trees lose their leaves?

Justin Murphy from Coquitlam asks

How does what we smell affect what we taste?