Carolyn Porco‘s Saturn imaging team has found “tell-tale clues” to a centuries-old mystery surrounding Saturn’s moon Iapetus — why is it stark white on one side, coal black on the other? It’s a striking oddity in a sky full of gray rocks. As the CICLOPS site reports, the white side of this moon is covered with brightly reflective ice, while sunlight has melted the ice on the dark-colored side, revealing the moon’s surface. Watch Carolyn Porco’s 2007 TEDTalk to learn more about this intriguing planet and its moons.
New talks released daily. Be the first to know!
TED News in Brief: Yves Rossy flies ‘round Mount Fuji, Twitter co-founder Evan Williams goes long-form, and more
Yves Rossy (watch his talk) is known as the “Jetman,” because he zips through the air on a pair of jet-powered wings. Last week, he flew around Japan’s Mount Fuji. Nine times. And then spoke to Business Insider about it. Twitter co-founder Evan Williams (watch his talk) talks to The New York Times about his […]
A tower of mushroom-bricks, 10 years of orbiting Saturn, and a village in Detroit for those who want to live fossil-fuel free
Several members of the TED community had notable news this week. Below, some highlights: In 2010, Eben Bayer introduced a mushroom-based material that grows from agri-waste into any shape you want. It’s been used mainly as a packing material up to now, but this week, MoMA’s PS1 in Queens unveiled a soaring, sunny tower built […]