At night, in the ocean, they look like little Broadway billboards with dazzling trills of rainbow colored light. They have eight little runways on their bodies for light display. What are they?
They're called comb jellies. They're not jellyfish. They don't pulse like jellies. They seem to hang. You can find them bobbing off eastern beaches from Massachusetts to the Carolinas and if you pull them up (you can, they don't sting), they're goopy, gelatinous clumps vaguely shaped like walnuts.
This is SCIENCE FRIDAY. I'm Ira Flatow. It's been almost three years since astronomers found the first planet outside our solar system they called a Goldilocks planet, meaning that it's not too close, not too far, but just the right distance from its sun to potentially sustain life. And since then, more of these just right planets have been found, one at the time.
LICHTMAN: That's right. Speaking of consumers and energy and sustainability on the personal level, this serves as a perfect segue, actually, to our Video Pick, which is about a couple in Snohomish, Washington - so outside of Seattle - who have built their own home. But here's the thing.
This is SCIENCE FRIDAY, I'm Ira Flatow. President Obama announced a plan this week calling on the environmental protection agency to regulate how much carbon power plants are allowed to emit. He had tried and failed to get Congress to act on climate change from the very first days of his presidency. This week in a speech at Georgetown University, he announced it was time to take matters into his own hands.