If Earth's life survives the Anthropocene, it will eventually face another existential threat from space. As the Sun brightens with age, it will inevitably interfere with our planet's finicky carbon ...

The Sun, being the perfect storm of "really far" and "really hot", makes it ... But the Sun doesn't really end there. The Sun holds onto its atmosphere, just like the Earth, and it's a whopper.

As the sun grows into a red giant, its outer layers will expand, potentially engulfing Earth in a fiery demise, as predicted by the study published in Nature Astronomy. According to astronomers ...