The space agency has just announced plans to fly to an asteroid, snag a boulder, fly back toward Earth and put the rock in orbit around the moon. Because science.
Take a peek at the possible future of flight on Mars with the Prandtl-m, a prototype aircraft scheduled for testing on Earth.
Technically Incorrect: Building on the principle of evolutionary convergence, an academic says it's likely that aliens will resemble us.
When asteroid 2004 BL86 passed near Earth on January 26, it wasn't alone. A small moon came along for the ride.
Google's chatbot artificial intelligence has some interesting -- and not entirely illogical -- ideas about morality, philosophy and the meaning of life.
Dwarf planet Ceres gets weirder as NASA's Dawn spacecraft gets closer. Check out the latest shots from the cosmic paparazzi.
Visit another world without ever leaving your yard. A NASA website gives you the time of day when light on Earth is the same as you would see on Pluto.
Watch NASA Astronaut Terry Virts and ESA telerobotics specialist André Schiele shake hands, despite Virts being stuck aboard the International Space Station.
The man responsible for Voyager's "golden record" wants to beam crowdsourced data to the New Horizons spacecraft and take it beyond our solar system.
Russian cosmonaut Gennady Padalka is the new king of space after breaking the old record of 802 days.