Returning to Chile's top job after a spell with the United Nations, Michelle Bachelet heads a coalition that ranges from moderate leftists to communists. Rough Cut (no reporter narration).
Wave carpet delivers power potential to coastal communities
Mechanical engineers in California are developing technology to harness the energy of coastal waves and ultimately, provide entire cities with limitless renewable energy and clean drinking water. Called the wave carpet, it's a system attached to the sea floor that generates power by rising and falling with the waves.
The video, shot in black and white, was filmed in Los Angeles and directed by Mert & Marcus. It includes a stunning tour de force performance by the Material Girl and her team of dancers and breathtaking visual effects.