Is Earth's inner core solid or liquid? While the inner core is extremely hot, experts have known that it is solid for many ...

Astronomers suggest Earth may sit in a giant cosmic void. This could explain the faster local universe expansion, known as ...

Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.

Astronomers suggest that Earth and the Milky Way may reside within a giant cosmic void, potentially resolving the ongoing ...

In the early 1990s, eight people tried to survive in a hermetically sealed glass structure filled with miniature forests, ...

In the middle of the Arizona desert stands a surreal, glass-enclosed world. A sealed replica of Earth's ecosystems that was once dismissed as an eccentric dream. Today, it is one of the most ambitious ...

Magnetism inside Earth's core is approximately 50 times stronger than it is on the surface. Eventually, the entire core will solidify and Earth's magnetic field will cease to exist.

Flat Earth believers met in North Carolina to discuss ideas. — -- There are a few undisputed truths that most people agree on: The sky is blue, one plus one equals two and Earth is round. But ...

From inside a black hole universe, Earthlings "would have no way of knowing there was another parent universe in existence," Khanna said. We'd be oblivious to it. So finding our universal ...

Space How tiny black holes would behave inside the sun, Earth – and us. In this episode of Dead Planets Society, our hosts place primordial black holes in a variety of objects with surprising ...