Ukraine computer involved in Tennessee elections attack

Investigators found evidence of a "malicious intrusion" into a Tennessee county's elections website from a computer in Ukraine during a concerted cyberattack, which likely caused the site to crash just as it was reporting ...

NASA plans to send mini-helicopter to Mars

The US space agency said Friday it plans to launch the first-ever helicopter to Mars in 2020, a miniature, unmanned drone-like chopper that could boost our understanding of the Red Planet.

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