Ancient rocks reveal a potassium-40 deficit, the first physical evidence of the proto-Earth and insights into early planetary ...

The very first humans millions of years ago may have been inventors, according to a discovery in northwest Kenya. Researchers ...

Vulkan Lives is a slog to get through, and will be a real test of your dedication. It has two direct sequels called Deathfire and Old Earth that are even harder work, and even if you've committed ...

Astronomer Avi Loeb suggests that a quasi-satellite may be the "relic of an interplanetary mission by humanity from the 1960s ...

Famed scientist Avi Loeb is investigating the newly found quasi-moon 2025 PN7, questioning if it is an artificial alien probe ...

Fungi’s evolutionary roots stretch far deeper than once believed — up to 1.4 billion years ago, long before plants or animals ...

The expansiveness of the universe could make interstellar communication difficult, even for the most advanced civilizations.

This is the last of three blog posts associated with this week’s episode of Cosmos: A Spacetime Odyssey, which addresses life in the universe. Read the first and second here. Someday, in the not too ...

Bill Emmott in his 2017 book “The Fate of the West” argued how America’s collapse almost certainly triggers the collapse of ...

Imagine if, many millions of years ago, dinosaurs drove cars through cities of mile-high buildings. A preposterous idea, right? Over the course of tens of millions of years, however, all of the direct ...

How did civilization arise, and was it gifted to humanity in some manner? Two popular theories seem to provide answers. One is that civilization arose as a result of the survivors of sunken Atlantis ...

The Trump administration is seeking to cool tensions between the U.S. and China, after Beijing unveiled plans to impose export controls on rare-earth magnets and after the U.S. threatened more ...