Scientists warn that we don't yet have the means to protect our planet if a deadly space rock heads our way because there is a lack of 'planetary defence' funding in space agencies ...

The science communicator, a disciple of Stephen Hawking, believes it will be decades before we colonize Mars. But he says we ...

Crossing Planetary Boundaries (PB)—a concept that defines nine potential ecological “tipping points”—could spell doom for ...

NASA's head of planetary defence has revealed what keeps her up at night - tens of thousands of 'city killer' asteroids that remain undetected.

The idea of waging war in orbit is no longer a figment of science fiction. As satellite technologies and launch capabilities ...

A study published this week in Nature Communications posits that Earth's core holds a lot of hydrogen. The range is from nine to 45 oceans' worth of hydrogen, mostly locked up in the form of iron ...

According to these calculations, Earth's total lifespan will be about 9.5 billion years.

Researchers studying the deep biosphere, Earth’s largest ecosystem, have found evidence that life thriving miles below the ...

Stephen Hawking used his fame to warn humanity about its potential — and rapidly approaching — end. He proposed space travel as a solution, but is that viable?

Science fiction movies are already meant to leave you thinking what the ending meant, but these five may have left you thinking about too much.

Some underrated sci-fi shows are better than they appear and may impress fans of the genre, including forgotten series like ...

An international team of astronomers has discovered a distant planetary system that challenges long-standing theories of how planets form.