The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...

There are designated areas in the U.S. where the night sky is so crystal clear that you can see the Milky Way galaxy ...

Venus is often called Earth's "sister planet" because of their similarities in size, mass, and composition. Both are rocky ...

In the 17th century, astronomers Christiaan Huygens and Giovanni Cassini trained their telescopes on Saturn and uncovered a ...

From a distance, Biosphere 2 emerges from the cacti and creosote of the Sonoran desert like a gleaming oasis, a colony of ...

A magnitude 6.9 earthquake struck in waters near the island of Cebu in the central Philippines late on Tuesday, the deadliest ...

It’s especially puzzling since Venus is a terrestrial world much like Earth, so much so that it’s considered to be our planet ...

Scientists have proposed a new explanation for Venus' giant, crown-shaped geological features, known as coronae.

Lava tubes are familiar on Earth. They form when the surface of a lava flow hardens while molten rock continues to drain ...

The bottom line is that the fact that fire is so tightly bound to Earth is a reminder of how special our planet is. Every ...

Deep beneath the ocean’s surface, life thrives in one of the most hostile places on Earth—underwater volcanoes. This documentary explores how microbes and animals survive in boiling waters and toxic ...