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April 26th, 2013
12:42 PM ET

Air and Space museum's 'space' problem

By Libby Lewis, CNN

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(CNN) - The Smithsonian’s National Air and Space Museum has, well, a space issue.

It boils down to having too much stuff, and not enough space. The difference is – when you or I have too much stuff, we can put it in the attic, give it away – or throw it away.

The Smithsonian’s extra stuff might be a B-17 bomber. A cargo plane. Or a bunch of space suits. That’s because the Air and Space Museum is the attic for America’s space endeavors.
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Filed under: Culture • Science • Soundwaves • Space • Stories
February 21st, 2013
03:07 PM ET

How to kill a killer asteroid

By Nova Safo, CNN

Follow on Twitter: @nova_safo on twitter

Editor's Note: Listen to the full story in our player above, and join the conversation in our comments section below.

(CNN) - The meteor that wreaked havoc in Russia last week, shattering windows around a 50-acre area and injuring 1,200 people, was not as big as the asteroids that Dr. Bong Wie of Iowa State University is worried about.

He's researching how to stop one of the 400 asteroids scientists have discovered, which have some chance of crashing into Earth and potentially destroying a city.

Wie has gotten NASA’s attention with a plan that seems right out of the Hollywood blockbuster "Armageddon." He is working on a plan to bury a nuclear bomb into a potentially deadly asteroid and blow it up into tiny pieces:

[1:05] “Our plan is relatively simple. Using a nuclear device and using current spacecraft technology, we will be able to mitigate the impact threat from an asteroid with very short warning time.”

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