How 'apocalypse' became a secular as well as religious idea

The exponential growth of artificial intelligence over the past year has sparked discussions about whether the era of human domination of our planet is drawing to a close. The most dire predictions claim that the machines ...

Time for a mass extinction metrics makeover

Researchers at Yale and Princeton say the scientific community sorely needs a new way to compare the cascading effects of ecosystem loss due to human-induced environmental change to major crises of the past.

Why are we so fascinated with aliens?

Robert Smith is convinced the aliens have won. "The invasion has happened—it's all over," says the University of Alberta space historian who teaches a course on the history of extraterrestrials.

Sudan floods kill over 100, threaten archaeological site

Flash floods in Sudan have killed more than 100 people this summer and inundated over 100,000 houses, threatening even a famous archaeological site near the capital of Khartoum and compounding the country's already dire economic ...

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