Scientists were worried about the effects of prolonged weightlessness on the human body. Some experts questioned whether humans could survive extended periods without gravity. To address these ...

Black-and-white photographs shared by some social media users are said to show Laika, a 13-pound stray from Moscow who became the first dog in space after being launched into low orbit aboard Sputnik ...

In February 1966, the Soviet space program launched the dogs Veterok and Ugolyok to beyond the protective Van Allen Belts, which they did to study the prolonged effects of space travel and the ...

From the depths of winter slumber to the vacuum of space, nature holds the key to astronaut survival. Discover how hibernating animals and microscopic extremophiles could revolutionize human space ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Most living organisms break down instantly when exposed to outer space. With no oxygen, crushing radiation, and extreme temperatures, space is lethal in every way. But a few lifeforms have pushed past ...