An interstellar comet changed its chemistry after passing the Sun, revealing hidden layers and a surprising mix of carbon ...

We have no idea what kind of life may exist on other planets, so it’s hard to know what to look for. Proxima Kósmos imagines ...

If forced to choose one descriptor for the octopus, the best word may be "otherworldly." These truly amazing marine animals ...

By Jarrett Renshaw PHOENIX, April 17 (Reuters) - President Donald Trump said on Friday that his administration’s review of ...

Donald Trump announced his administration would begin identifying and releasing UFO-related information earlier this year.

The LHS 1903 system defies expectations with a rocky outer planet, prompting new ideas about how planets form and evolve.

Aristotle believed the planets revolved around Earth and God could not have created other worlds. Today, scientists scour the ...

Trump said the Pentagon review of UFO-related documents found 'many very interesting' records that would be released 'very, ...

A research team has developed a new approach to detecting life beyond Earth that does not rely on identifying specific ...

A new study proposes detecting life in space by spotting patterns across many planets instead of focusing on one at a time.