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What is a googol?
A googol is a really high number -- it's a one followed by 100 zeros! Another way of denoting that number is a 10 to...

How come when you mix vinger with baking soda it explodes?
Nothing really explodes. Together, baking soda and vinegar just produce a lot of gas. The two things together give...

What happens when you put cold liquids in hot water?
The liquids will come to equilibrium at a temperature in between the hot and the cold.

How do they make bulletproof glass bulletproof?
The secret to bulletproof glass is... plastic! It's called a laminate, and that's a sandwich of glass, plastic, and...

How come water has no taste or color?
The Dictionary defines water as "a clear, colorless, odorless, and tasteless liquid, H2O, essential for most plant...

What is osmosis?
Osmosis is the phenomenon of water flow through a semi permeable membrane, a fundamental effect in all biological...

At what tempature does water boil?
Water boils at 212 ?F or 100 ?C

At what tempature does water freeze?
Water freezes at 0?C or 32?F.

What is glass, how is it made?
Glass has been made by humans for about 4,500 years, and it generally consists of silica (sand), potassium or soda,...

Why doesn't alcohol freeze?
Alcohol will freeze, but only at extremely low temperatures. Water's freezing point is 0 degrees Celcius, but the...

What is Air made out of?
Air is primarily made up of two elements, nitrogen and oxygen. Nitrogen makes up 78.05% of air and oxygen...