A giant sunspot cluster rivaling the one that caused the Carrington Event in 1859 could trigger a cannibal coronal mass ejection. But this is unlikely to cause major problems
A stunning photograph collection underlines how climate change is altering the world’s coastal and lakeside environments
Three factors determine whether a society experiences disease outbreaks—and how we can fight them
More huge cities are facing Day Zero—the date water taps go dry—just as Cape Town, South Africa, did
An exploding star is a catastrophe on a cosmic scale, but here on Earth we’re safe from such astral disasters—for now