Why is the Titanic falling apart while an ancient ship from the 5th century BCE is still preserved? Watch this fascinating history and archaeology documentary exploring the mystery behind shipwreck ...

Are we alone in the universe? It’s the kind of question that fuels debates, History Channel marathons, and real-world space missions. The new documentary Starman dives straight into that mystery by ...

Grounded until at least April, NASA’s giant moon rocket is headed back to the hangar this week for more repairs before astronauts climb aboard. The space agency said Sunday it’s targeting Tuesday for ...

A helium flow interruption discovered overnight in NASA’s Space Launch System rocket is forcing the agency to roll the ...