A biocontainment facility designed to protect Earth from potentially hazardous biotic contaminants from space should be part ...

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips ...

This article is part of Spielberg Week, Slate’s seven-day celebration of Steven Spielberg. At my press screening of Steven ...

Many have watched recently released UFO videos, but most still think the government knows more than it is saying.

While some UFO enthusiasts are excited about two 'alien bodies' displayed in Mexico's Congress, sceptics don't believe ...

The world’s first clinical trial to assess the safety and efficacy of xenotransplantation (XT), in which kidneys from ...

The group leading the charge in the search for extraterrestrial life has given the all clear: An interstellar comet looks to ...

Scientists studying mysterious glass found in northern Africa have discovered new clues that could uncover how it was created. The yellowish glass - known as Libyan Desert Glass - is scattered across ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an ...

When the Trump administration registered the domains Aliens.gov and Alien.gov in March, UFO conspiracy theorists wondered whether they might finally get answers they’d long awaited. But coming on the ...

With that, exobiologists avoided one of the things they fear the most: the false positive—seeing the existence of life where ...