An El Niño is coming, models say, but Nature spoke to researchers about when and how we’ll know its intensity.

A type of immune cell circulating in the blood contributes to cognitive ageing, and blocking its effects can reverse the ...

The problem of artificial intelligence models ‘hallucinating’ non-existent citations has recently shot to prominence. Now a team of researchers has sifted through 2.5 million papers and preprints to ...