Lawrence Susskind

Oct. 19, 2012

New Program Spurs Solar Development on Public Land

The plan identifies 285,000 acres of public land in six Western states for solar energy projects.

solar projects, solar construction, renewable energy, government land, federal land, solar energy zones, Interior Secretary Ken Salazar

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Michael Pollan Talks Plants and Food

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Whale Tales

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How Humpbacks Hunt With Bubbles

Humpback whales blow bubbles around schools of fish to concentrate them for easier capture. It's called a bubble net, says David Wiley, research coordinator for Stellwagen Bank National Marine Sanctuary, and it's visible as a ring of bubbles at the surface. Now, with underwater digital tracking tags and custom visualization software, whale researchers can see what the whales are doing underwater when they're bubble-netting.

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