When it comes to the search for life elsewhere in the universe, methane and other chemical compounds are seen as signs of ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Some IVF clinics are using AI to perform tasks such as sperm and embryo selection, but some fertility experts question ...

Taxidermied, locked behind plexiglass and spinning slowly on a wooden dais in the National Museum of Scotland in Edinburgh, UK, the world’s most famous ewe remains a public spectacle three decades ...

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

The human-made cells show many hallmarks of life, but they can't make all their necessary internal structures or divide for ...

From chemical building blocks, scientists have created synthetic cells that have most of the hallmarks of life.

Males of the species Drosophila melanogaster pack thousands of almost two-millimeter-long sperm cells into significantly smaller storage organs. A new study reveals how they move in an orderly manner ...

Astrophysicist Neil deGrasse Tyson is calling on the government to just "show the alien," arguing that after years of whistleblower hearings and Pentagon file dumps, the American public is ready to ...

When I look at the night sky, I don’t wonder whether alien life is somewhere out there; I think it probably is. Considering the sheer number of stars in the cosmos, and the possibly larger number of ...

Steven Spielberg says he "would not be the right person" to serve as an ambassador for humanity when we meet aliens. The filmmaker says that he "would really look forward to" a real-life Disclosure ...