Crucially, Alien: Earth has kept the key pillars that helped make "Alien" and "Aliens" all-time classics — the eggs, the Facehuggers, the acid for blood — and treated everything else as malleable.

Rock layers deposited before and after the major dinosaur extinction event 65 million years ago are surprisingly different.

First, let’s compare the orbital characteristics of Pluto with those of other planets. Pluto has an orbital eccentricity (the degree to which its orbit deviates from a perfect circle) of 0.25, while ...

Watch the Earth's tectonic plates grow, shrink, and jostle for position in this new model of the last billion years on the planet.

An interstellar comet passing through the solar system contains a surprising mix of chemicals, findings that could help ...