Jonathan Schaeffer

Jul. 20, 2007

Researchers Solve Checkers, Once And For All

Researchers report in the journal Science this week that after sorting through 500 billion billion possible moves, they've been able to create a computer program that will never lose a game of checkers.

games, checkers, math, computers

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Michael Pollan Talks Plants and Food

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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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