The idea of cosmic threats to Earth almost sounds like the stuff of fiction. But while alien invasions may be far fetched, these threats are perfectly real.

That's why scientists aren't too concerned – yet – about an asteroid spotted late in 2024 that poses the single biggest impact threat to Earth in two decades.. Estimated to be about 130 to 300 ...

Mysterious, nearly invisible objects known as "dark comets" may pose a bigger threat to Earth than scientists thought, new research suggests. These small, rapidly spinning objects wander near ...

NASA has it down to 0.0017% — meaning the asteroid will safely pass Earth in 2032 and there’s no threat of impact for the next century. Paul Chodas, ...

Scientists have finally given the all-clear to Earth from a newly discovered asteroid. After two months of observations, scientists have almost fully ruled out any threat from the asteroid 2024 ...

The odds that asteroid 2024 YR4 could hit Earth in 2032 recently spiked from a little more than 1% to 2.3% as more observations are made. ... Though the tiny asteroid posed no threat to Earth, ...

Naturally, an Earth where it's 74 degrees Fahrenheit at the South Pole is going to make the rest of the planet inhospitable. Around this time, Kazumi Ozaki and Christopher T. Reinhard suggest in ...

A new study links toxic algae found in bowhead whales to ocean warming - a growing threat to Arctic food webs.

A far-off one, yes, but a genuine existential threat — like the impact of an asteroid of a certain size, something Earth and its dinosaurs, for example, experienced in the past.

ESA has since lowered the odds to 0.001%. NASA had it down to 0.0027% — meaning the asteroid will safely pass Earth in 2032 and there’s no threat of impact for the next century.