A meteor blast over Russia is putting new focus on a transatlantic effort to crash a spacecraft into a far-flung asteroid in a bid to prove that incoming objects from space can be knocked from their path.

Researchers from Johns Hopkins University’s Applied Physics Laboratory are preparing a decade-long, $350 million project to propel a rocket into the asteroid Didymos as it passes close to Earth. If successful, it would be the first time an asteroid is knocked off course by human intervention.

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