Those tiny colorful dinosaur toys that grow bigger underwater might hold the key to protecting astronauts as they journey through space.

Scientists have identified water as one of the most effective materials for blocking radiation. Water is dense and contains ...

This even distribution of hydrogen is thought to be key to developing scalable radiation shields for both spacecraft and the ...

NASA astronauts Sunita "Suni" Williams and Barry "Butch" Wilmore have been on the International Space Station since June, ...

Explore SpaceX’s powerful Starship and its mission to reach Mars and beyond. ExtremeTech breaks down its design, goals, and how it’s reshaping space travel.