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Posts tagged pressure

September 7, 2011


Three girls looking at an ocean exhibit at a zoo

How Hydrothermal Vents Support Bacteria, Worms And Other Creatures

Ocean floors are mysterious places. Thought to be empty because of pressure, temperature & lack of light, they're amazing scientists with an array of organisms.

June 7, 2011


Bottles with experiment

How Does The Cartesian Diver Experiment Work?

The Cartesian diver, named after French philosopher and scientist René Descartes, works because of several factors.

June 6, 2011



The René Descartes Experiment

Most folks know René Descartes as a philosopher, but he was also one of the best scientists of his day.

February 16, 2011


snowflakes on a piece of grass

Why Does Snow Seem To Make Sounds In Winter?

We've all heard the creaking sound of snow in winter. Did you know there is science behind the sound?

October 8, 2010


nails on a white background

Why Lying On A Bed Of Nails Doesn’t Hurt

You've seen magic shows where the magician asks someone to lie down on a bed of nails. How can they do this without getting hurt?

September 15, 2010


International space station

Would Suction Cups Work In Space?

You've watched astronauts complete dangerous missions on space walks. Couldn't they use suction cups and suction themselves to the ship?

July 22, 2010



Driving Under Pressure: What Happens When You Stop Suddenly

What happens to helium balloons in a car when the car stops suddenly?

May 14, 2010



Why Aren’t There Any Mountains Taller Than Everest On Earth?

Have you ever wondered what the highest mountain on earth was? Well, it is Everest. But, what about mountains on other planets?

October 29, 2008


Old Faithful erupting

Old Faithful

Geysers spout up where a column of underground water is heated to boiling by "magma," or molten rock, pushing the water upward.

October 21, 2008


Rain storm in park

Boiling Water Under Boiling Clouds

You may be surprised to hear that it's actually easier to boil water on stormy days than it is when the weather is clear and sunny.

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