Cesar from kalookan asks

What are the components of a fever strip and the chemical principles behind it?

Amanda Parkin from Canberra Australia asks

Some shampoo is coloured in the bottle (purple or green) etc, why when you lather it up in your...

Dave asks

Is it possible for a girl to get pregnant even if the man did not fully ejaculate? If a man and...

Tim Wiebe asks

Since a plane's wing is designed to fly right side up, how does a plane stay up in the air when it...

Katlin from Springville, NY asks

How many languages are there in the world?

Joan & Colleen asks

Are cats left- or right-pawed? What percentage are left pawed/right pawed? We are doing some...

Rachel asks

I am doing a science fair project to measure which type of ibuprofen dissolves fastest in stomach...

Aaron Allen from Halifax, Nova Scotia asks

What are the top ten Canadian science discoveries?

Sarah from Fredericton, NB asks

What is the chemical in banana that causes drowsiness?

Debora Trozzo from Carlisle, PA asks

What is the chemical formula for milk?

Sam asks

There is this question in my physics book asking me to check out the ways plants wrap themselves...

Ashley from Sherbrooke, Quebec asks

What is the expecting salary for a zoologist in Canada?

Lisa Pearce from Gympie asks

In winter in very cold countries like Canada and Finland, most rivers, lakes and ponds freeze over....

Jeremy Wolf from Kintnersville, PA asks

Has anyone tried a vaccine (attenuated, similar pathogen, killed, toxoid, or subunit vaccine) for...

Don Ryan from St. John's, NL asks

Lightning strikes produce huge amounts of electricity. Has science looked at ways to store and use...

Christian Martel from Montreal, QC asks

Would you know where I can find the temperature at which paper burns, and where I can find data for...

Drew Radue from Wisconsin asks

Will Cyanide be a poison to brewer's yeast used to make beer?

Rommel Sato from Riyadh asks

What it the chemical composition of styrofoam? What raw material is the styrofoam made off?

Ken Hood from Batamans Bay, Australia asks

Can a normal late model petrol car engine be coverted to run on almost pure ethanol? How is this...

Marnie from Burlington, Ontario asks

My roommate insists that the first day of Spring falls on March 21st every year, yet on the...

Bobby from Oak Ridge asks

I would like to know what causes inverted icicles. I have a photo I've just taken if you need to...

Ali from Pakistan asks

Is it possible that a cell phone communication may start at 900 MHZ (or any other frequency) and...

Davina from Vancouver, Canada asks

Why is it that when you get the chicken pox when you're little it's not as bad as getting it when...

Brandon from cleveland asks

How long does it take bubble gum to digest after it is swallowed?

Gillian Seale asks

What was Dennis Gabor's theory on holography and how did he came up it?

M.Shirley from Horam, E. Sussex, UK asks

ULUru is the aboriginal name for Ayer`s Rock, which was a sacred place for native Australian...

Kris from Vancouver asks

I recently removed some mercury from a thermostat and I've been told by my teacher that to touch it...

Matt from the Internet asks

What is the chemical formula for air?

darren liew from Singapore asks

How many times a year can you see the eclipse of the moon???

Avishan from the Internet asks

What gives yellow corn and blue corn its color? What is the specific pigment and why?

Amy B from the Internet asks

It is snowing today and the wind is blowing from the east but the snow is collecting on the west...

Adam B. from Miami asks

Ok... this has been bugging my mind. Is it possible to generate heat with your mind to set things...

Tony Aben from Kamloops, BC asks

Is there a simple chart that indicates the amount of carbohydrates in various foods? If so where...

Mary E. Tucher asks

Science and religion are two different ways of explaining how we exist. How can scientists have...

Carolin asks

Please explain an experiment that can only be done on the Spring Equinox March 21st. You can make...

Jessica Hawthorn from Lac La Biche, Alberta, Canada asks

What experience and education should I get for a career in paleontology?

Nicole from Des Moines asks

Does the Earth's core rotate with the crust??

Angelo from Mississauga asks

Why is styrofoam a good insulator?

Jordan Green from Toronto asks

Today a girl in my class asked the question "Can you save yourself from an elevator falling 10...

Bobbi Jo from Wyalusing asks

With the volume of the earth, how many baseballs can fit inside it?