Human-built megastructures could actually be slowing down Earth's rotation. Here's everything you need to know.

When a gargantuan space rock, estimated to be the size of four Mount Everests, crashed into Earth more than 3 billion years ...

How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon.

The entire world’s population of Przewalski’s horses once dwindled to a mere dozen. So how did a pair named Fiona and Shrek ...

A giant meteorite first discovered in 2014 caused a tsunami bigger than any in known human history and may have sparked life, ...

Cataclysmic cosmic collisions may have benefited the evolution of primitive organisms early in Earth's history, a study says.

With the help of advanced imaging cameras and software, astronomers are finally able to track even smaller incoming impactors ...

A recent SpaceX Starlink launch featured an extra video treat: a view of the Internet satellites being revealed for future ...

These people are rebuilding homes lost to wildfires in the western US – only this time they are using a material that they ...

We all know cacti store water—but to survive, they migrate their flowers, and so much more. Scientists want to copy the ...

The oriental hornet shows no ill effects – or behavioural changes – when it spends a week drinking an 80 per cent alcohol ...

Helen Reef, a 40-square-mile atoll at the southern edge of Palau, is one of Earth's most remote and biologically diverse ...