Harvard's Avi Loeb warns interstellar comet 3I/ATLAS could be alien tech. Experts weigh in on planetary defence and the risks ...

For decades, scientists have scoured the skies and planetary surfaces for evidence that life might exist beyond Earth. New ...

Alien spaceships are in a league of their own, though. Earth does have a force field that could make a spacecraft landing ...

With the countdown to Baba Vanga’s 2025 alien prediction, astronomer David Kipping proposes a controversial theory about the ...

This week’s historical stumpers include a TV sign-off highlighting a poem about a soldier’s career and the musical notes ...

Mars and Venus, two planets with distinctly unique characteristics, also differ significantly in their placement within the ...