NASA's Opportunity rover celebrates 12th anniversary on Mars
A true oldie but goodie.
ICYMI: UAV for land and sea, Boeing's super rocket and more
This space vehicle is going to Mars with 8.5 million pounds of thrust.
Astronaut Scott Kelly hosts a Reddit Q&A from space at 4PM ET
NASA's Space Station veteran wants you to ask him anything.
SpaceX Dragon capsule proves it can hover
But can it land?
2015 was the hottest year on record
Earth's temperatures were higher than they've ever been.
NASA's probes shed light on the Van Allen radiation belt
It apparently doesn't always look like we think it does.
NASA wants your ideas for its cube robot's arm
You could decide the future of a robotic space station companion.
Astronauts grow their first flower in space
They're raising zinnias aboard the ISS to know more about growing food on Mars.
Spacewalk cancelled after water found in helmets again
In space, no one can hear you drown.