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Darren Mewha asks

Why are clouds flat on the bottom? Is it because the air is somehow denser on the level below the...

Kushagra Bhargava from Jaipur asks

Sir please tell me how the lghtwaves gets their momentum or how they come into motion?

J. Etter from Eureka asks

Have any cures for any specific viruses been found? By cure I mean the ability to rid the body of...

Jason Kang from Thornhill asks

If a person was to experience continous pain, of moderate intensity, for a week, is there any...

Leo from Montville, NJ asks

Where can I find the data to support that polyvinylpyrrolidone is safe for medical applications? ...

Ian Burke asks

What do you think of a Gas/Electric hybrid car? I made a power generation device made up of 8 a.c....

Curious_Boy from the Internet asks

How do fronts affect temperature? Do pressure centres affect temperature as well? I know that they...

kirst from the Internet asks

What everyday appliance uses electrostatics?

Don Roscoe from Vancouver asks

Is there a machine that will measure the amount of oxygen that my lungs use in a breath? Or the...

Lori Anne Stanger from New Liskeard, Ontario asks

As everyone had heard in the news, as a result of the Indian Ocean earthquake and Tsunami of Dec...

James McCarty from Frankfort, Kentucky asks

Evacuations of the earth's core through volcano eruptions, the pumping of oil, gas, etc., must...

Mark Brooks from London asks

Why do ice cubes melt quicker on stainless steel than a china plate and fire clay?

Joel from Australia asks

What is the chemical makeup of an apple?

Lucy Policelli asks

Is it feasible to embed microchips carrying pertinent data, health, history, money etc. into humans?

Mohammad from Toronto asks

What is 2 with the power of 4? and can u tell me some consideration of microwaves?

Payal from Buffalo asks

How do you determine the proportion of the various gases in the air?

Karan Rustagi from Ontario asks

I heard that electricity can be transmitted in other forms than electron flow; like electromagnetic...

amanda from Vancouver asks

What kind of careers are there to choose from, based on chemistry and biology. To become a doctor,...

Edmund Mah asks

Are there special awards for Canadian scientists? Canadian science greats like Sir Frederick...

Ken Cooke asks

I read somewhere there are a total of 9 dimensions. Can you elaborate on what these dimensions are?...

Charl Mai from Vancouver, Canada asks

Do herbal medicines interfere with the effectiveness of prescription medicines? If so, how does...

nohjin asks

Where does the energy in freezing water come from? When water freezes, its volume increases so that...

Tim Sullivan asks

What exactly do meteorologists mean by the term "high pressure"? Do they mean the weight of the...

James Hope from Gloucester asks

Last year in school we learned about nuclear decay, and how some atoms decay by releasing gamma...

Ian Rosner asks

Can you explain the fourth dimension and state simply Einstein's Theory of Relativity?

Lenny Rivera from New York asks

I am looking for general inofrmation about pangaea the supercontinent. If pangaea was a super...

Jonathan Weiler asks

How are the tiny chips and wires that go into a computer made? They seem so tiny and fragile.

Corinna asks

Can stabilized oxygen be used in place of iodine or chlorine to purify water? What if used in...

Gerhard asks

What kind of permanent changes in a developing child's brain or behaviour can be caused by the...

Richard from Halifax, N.S. asks

How do you calculate water flow rate (volume/sec) based on water pressure and hole or pipe size?...

Rena from Thornhill asks

For school I need to know about natural convection and forced convection. I need to know the...

Sophie from Winnipeg asks

Why do street lights shut down, often, when we drive underneath them? Oftentimes, my boyfriend and...

Kaycie Nabeta asks

Does the location of chlorophyll a in the thylakoid membrane have anything to do with its...

Carly from Colorado Springs asks

When a group of cancerous cells is compared to a group of normal cells, cancerous cells usually...

Jeremy from Norwood asks

What component controls how data is written on a hard drive?

Barbara Pearson from Holly Springs, NC asks

I was reading a text which stated that scientists have used ice cores to calculate prehistoric CO2...

Johnny from Mississauga asks

In math class, my teacher has been frequently making references to what I've mentally labelled, as...

Iain Hunter asks

What is the chemistry behind the method of cleaning silver where you place it on some aluminum foil...

Eddie from Toronto asks

I know the basic details of how an ionization smoke detector works, where particles enter the...

Antony St-Jacques from Kingston asks

How can I separate NaCl so I can obtain Na?