After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

There are more stars in the universe than grains of sand on Earth. The latest estimates suggest there are around one septillion stars, which is a 1 followed by 24 zeros. Our sun is a typical G-type ...

Chinese module maker Aiko Solar has built a 150 kW off-grid solar carport at about a 4,300-meter elevation on Mount Everest.

This 2022 satellite photo shows the summit of "one of the world's most dangerous volcanoes," Mount Vesuvius, peering up ...

Jornet quite literally ran to the peak of Everest, back down again, and then repeated the feat. Why? Because he didn’t want ...

Starting in September, climbers hoping to summit the world's highest mountain will have to pay $15,000 during peak season, up ...

The Mariana Trench (sometimes called Marianas Trench) is a mysterious and extremely deep oceanic trench. Plunging deeper than Mount Everest is tall and stretching five times longer than the Grand ...

Donald Trump has claimed that it is America's 'manifest destiny' to expand to Mars. So, could the Red Planet really become ...

The amateur mountaineers will pay over $150,000 per head to climb to the roof of the planet, given over to the promises of ...

These mountains, known as "Large Low Seismic Velocity Provinces" or LLSVPs, sit on the boundary between Earth's core and ...

At around 620 miles high, these subsurface “islands of rock” stand more than 100 times higher than Mount Everest’s summit of around 5.5 miles, ...

Boardman and Tasker took on daring climbs up mountains in Asia and Europe, before they met an untimely death on Mount Everest in 1982. They were in their early 30s and left an indelible mark on ...