Researchers from Penn State University proposed in a new academic paper that human-like lifeforms could arise as a logical consequence of a planet’s development — contradicting the long-held “hard ...

Astronomers used a 3D global computer model to compare the climates of exoplanets in different stellar and orbital configurations. They found that a planet orbiting a white dwarf star would offer a ...

As civilizations advance, they may need to migrate across the galaxy, and some researchers speculate they could use their own stars as massive engines. New research explores the possibility of a ...

Humanity may not be extraordinary but rather the natural evolutionary outcome for our planet and likely others, according to a new model for how intelligent life developed on Earth.

A new study finds that ocean acidity may have prevented life on Earth from developing for the planet’s first 500 million ...