If all goes well this Sunday morning, a two-ounce clue to the mystery of the universe will land in the Utah desert. That’s when NASA’s OSIRIS-REx spacecraft is scheduled to swing by Earth and drop a ...

"Touchdown for science!" NASA says. "We're all breathing a huge sigh of relief." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. DUGWAY PROVING ...

OSIRIS-REx is due to make its return to Earth on Sept. 24. Here's everything you need to know about the mission and what it may reveal about the beginning — and the potential end — of life on Earth.

NASA researchers on Wednesday will share how they plan to retrieve rock samples plucked from the surface of an ancient asteroid next month — an unprecedented feat for the United States. NASA’s news ...