3 Questions: Richard Binzel on near-Earth asteroids

On Monday at approximately 1:14 p.m. EDT, an asteroid named 2011 MD will pass only 7,500 miles above Earth’s surface — a close call in astronomical terms. The asteroid was discovered only last week by researchers at MIT Lincoln Lab’s Near Earth Asteroid Research (LINEAR) project. Richard Binzel, a professor of planetary sciences at MIT, spoke with MIT News about such near-Earth objects and their potential to impact the planet.

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