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Posts tagged tunnels

April 15, 2009

 

Chunnel entrance on England's side

Ear-friendly Train Tunnels

The most famous tunnel is the thirty mile "Chunnel" between England and France. The Chunnel is actually two separate tunnels, connected by cross passages.

April 14, 2009

 

Inside train tunnel

Popping Ears on a Train

When a train enters a tunnel, it compresses the air in front of it like a piston. Air in a tunnel can't be simply pushed aside--the tunnel walls are in the way.

May 20, 2008

 

Mole Popping Out of Hole

Hungry Moles

Have you ever had a mole out in the backyard that spends all day digging tunnels through your lawn? Try to be too mad, it's just looking for food.

January 12, 2004

 

Drugs and Learning

When you experience something new, do you know what happens to your brain? Find out on this Moment of Science.

January 12, 2004

 

Ants Out In the Rain

Why don't ants drown every time it rains? Find out on this Moment of Science.

September 27, 2003

 

The Muffin Maker’s Secret

Once flour is mixed with wet ingredients, strands of gluten protein in the flour stretch out and link up with other protein molecules.

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