The interplanetary internet has been used by an astronaut at the International Space Station (ISS) to send commands to a robot on Earth.
Scientists may never know exactly how the moon and Earth were formed some 4.5 billion years ago, but...
Scientists have found an Earth-sized planet circling a neighbor star just 4 light-years away.
Forget the diamond as big as the Ritz. This one's bigger than planet Earth.
Biggest Solar in years to hit Earth head on tomorrow
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