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Posts tagged electricity

October 29, 2009


light bulb

A Light Bulb And An Egg

Ever wonder what a light bulb and a egg have in common?

October 16, 2009


Lightning storm

The Shape Of Lightning Bolts

Why does lightning appear to have a jagged and irregular shape?

September 21, 2009


Hammerhead shark in aquarium

The Hammerhead’s Hammerhead

These unique sharks have heads resembling flattened, T shaped hammers. But how would such a weird head evolve?

September 15, 2009


Wind turbine farm in the evening

Tapping The Jet Stream: A New Energy Source?

Could jet streams be a new energy source to power the world's electricity? Find out on this Moment of Science.

February 5, 2009


Squirrel on power lines

When Squirrels Get Zapped

An electrical current will always follow the path of least resistance between any two points.

January 23, 2008


Wave-machine Model of Clay

Wave Power

You've heard of solar power and wind power as sources of alternative energy, but have you heard of wave power?

July 17, 2007


Fluorescent light on brick wall

Heated Differences

Why do regular incandescent light bulbs get hotter than fluorescent bulbs? Learn more on this Moment of Science.

May 29, 2006



The Case of the Flying Manhole Cover

Say you're walking down a city street, minding your own business, when you approach a manhole...

February 8, 2006




What's six times lighter than steel but up to 250 times stronger?

January 28, 2006



Juiced Up

Thanks to the simple but powerful battery power indicator, you will once again be able to change channels at lightning speed.

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