According to a recent study, an astronaut’s heart forms a spherical shape when in space.
Bolden says ambitious plan to capture an asteroid is just another step towards landing humans on the Red Planet.
Star Trek star says life in outer space is a mathematical certainty.
Burgeoning astronomers can can help NASA track near Earth objects.
The technology will allow for much faster communications between the station and scientists on Earth.
Astronaut Mark Kelly and his twin brother will help NASA study the effects of spaceflight on the human body.
Astronomers have been watching the asteroid slowly break apart over the past year.
Scientists believe there may be liquid water on the Jovian satellite.
NASA could have prevented last summer’s near-drowning of a spacewalking astronaut at the International Space Station, an investigation panel concluded Wednesday.
NASA is developing a humanoid robot that can be used to perform emergency medical procedures on astronauts.