Earthly Beauties, Celebrating Earth Day with Photography

VIDEO: Instant Index: Earthly Beauties, Celebrating Earth Day with Photography

From the unconventional and awe-inspiring to the hilarious and heartwarming, here's a look at some of the most interesting photos, videos and stories that have our newsroom talking today. What's capturing your attention, filling your inbox and cluttering your Facebook/Twitter feed? Tweet us the stories you're talking about using #InstantIndex or email us at and they could appear on World News.

Power Source At the White House Science Fair today, President Obama provided presidential bike power for a portable water-filtration invention. Florida high school students created it as a way to clean contaminated water when there's no electricity. Nearly 100 students participated in the science fair demonstrating everything from bio-fuels to robot arms.

Image credit: Aude Guerrucci-Pool/Getty Images

Richie Havens Folk rock icon and Woodstock sensation Richie Havens has died at the age of 72.

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