CAPE CANAVERAL, Florida -- As more companies start selling tickets to space, a question looms: Who gets to call themselves an astronaut? It's already a complicated issue and about to get more so as ...

While it's common to experience some unsavory symptoms when your sinuses are working overtime to ward off intruders in the ...

African American astronaut Mae Jemison, left, smiles as suit technician Sharon McDougle performs an unpressurized and pressurized leak check on her spacesuit prior to the STS-47 Spacelab-J mission on ...

Samples of human stem cells sent to the ISS are now reflecting how the space environment can cause them to rapidly age.

NASA astronaut Nichole Ayers, who made headlines in May for completing a rare all-female spacewalk, will be joined by Japanese astronaut Takuya Onishi for a brief chat from orbit with Florida students ...

The "VR Large Space Science Exploration Experience Exhibition" recently launched by the Heilongjiang Provincial Science and ...

Scientists are calling attention to an extremely common health problem that's been making astronauts uncomfortable: sinus issues. Researchers from Houston Methodist hospital’s Department of ...