Scott Kelly joins The Lead ...

An HTC headset designed to work in space is offsetting the physical and psychological challenges of humans living off-world.

As I embarked the Seabourn Venture in Ushuaia, Argentina, the southernmost city in the world, I knew my mission to play golf ...

An HTC headset designed to work in microgravity is offsetting the physical and psychological challenges of humans living off-world.

Discover the astronauts who spent the longest time in space, their missions, records, and contributions to science, health, ...

Spacewalks, also known as EVAs (extravehicular activities), are a crucial part of space exploration. From routine maintenance to historic firsts, here are 10 Most Iconic Spacewalks.

In the 1960s, the U.S. Navy was exploring the other "final frontier" -- the sea. A series of underwater habitats called "Sealabs" were constructed for scientific exploration on the ocean floor.

In both cases, Scott Kelly’s data returned to pre-flight levels shortly after he returned to Earth. One potential explanation, according to The Verge, is the specialized diet astronauts eat in space.

Scott Kelly is a former military fighter pilot and test pilot, an engineer, a retired astronaut, and a retired U.S. Navy captain. A veteran of four space flights, Kelly commanded the International ...