After being born of mostly just hydrogen and helium, a scant 14-ish billion years later the Universe is full of weird planets of wildly varying makes, shapes, and sizes. Well, maybe not shapes, ...

As missions search for extraterrestrial life, scientists and policymakers must consider how discovery could reshape science, ...

Could aliens be hiding under the ice on rogue planets? A nuclear engineer reacts to Kurzgesagt and explores the possibilities ...

By Will Dunham WASHINGTON, Oct 6 (Reuters) - In ancient mythology, the phoenix was a miraculous bird with a cyclical pattern of life and death, perishing in flames only to rise again from the ashes.

Jacob Coxon left Anthropic, went viral with 170M views, and now faces AI executives in a historic NYC Council showdown. What ...

Exoplanet observations reveal that Earth-like rocky planets require a certain concentration of those heavier elements.

Some scientists believe the sheer number of stars, planets and potentially habitable environments in space makes ...

Scientists have traced a series of mysterious radio signals to a gigantic alien world 63 light-years from Earth.

LHS 1140b is a potentially rocky exoplanet in its star’s habitable zone. It’s an intriguing target in the search for worlds ...

A new look at ancient rocks suggests that a self-sustaining nutrient cycle in ancient oceans helped keep Earth's atmosphere ...

Read an exclusive excerpt of her new book as Dr Seven Rasmussen reveals where she would look for life in the Solar System.