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Science, Tech & Environment

Hello? Is anybody out there?

Data from NASA's Kepler spacecraft points to potentially over 10 billion earth-like planets elsewhere in our galaxy. With more earth-like planets, there's more potential for earth-like life. But if we make contact with extraterrestrials, who gets to say hello? And how?

Science, Tech & Environment

Geo answer

The answer to today's Geo Quiz is Cygnus, The Swan. It's a constellation of stars visible in the Northern Hemisphere, and it figures in a science project aimed at mapping light pollution worldwide. Anchor Katy Clark gets details from Dennis Ward, technology specialist for the Windows to the Universe project at the University Corporation for Atmospheric Research (UCAR) in Boulder, Colorado.

Arts, Culture & Media

Kate McAlpine writes Large Hadron Collider Rap

Some people learn science from books, and physics from looking at traces of tiny particles ... or, for the general public, you can just hook up your iPod. Kate McAlpine penned the 'Large Hadron Rap' months ago, and it's gotten 1.6 million views since hitting Youtube. McAlpine talks physics with the Takeaway from Geneva, Switzerland.