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.

This week, see what makes loggerhead sea turtles “dance,” track a cosmic “ghost particle,” uncover an ancient basilica, and more.

Dust and other debris would rise into the atmosphere on Bennu striking Earth, blocking out the Sun and cooling the planet to ...

Astronomers have detected a relatively close exoplanet orbiting in the habitable zone of its star, where temperatures are ...

YR4 has a 2% chance of hitting Earth in 2032. Astronomers are tracking it to refine estimates of its size and orbit to see how much of a risk the space rock poses.

Trans-Neptunian objects (TNOs) are icy bodies that vary widely in size, from large dwarf planets like Pluto and Eris—each ...

REx mission has an historic opportunity to closely observe the asteroid Apophis and improve our ability to defend against ...

Explore Ceres, the largest asteroid in our solar system, and discover its remarkable ancient ocean and ice-rich crust.

NASA’s Curiosity rover captured stunning images of Martian twilight clouds, revealing iridescent dry ice formations on Mars.

Russia's state-owned Rosatom announced a prototype plasma engine which could speed up travel to other planets.

What is happening in Earth's inner core? Discover the implications of its deformation for seismic activity and navigation.

"I'll always remember the first time I saw those iridescent clouds and was sure at first it was some color artifact." ...