Dozens of people have died and hundreds have been sickened by a mystery flu-like illness dubbed ‘Disease X’ that was first detected in a remote region of the Democratic Republic of Congo in ...

This study makes a valuable advance in our understanding of defensive symbionts in insects. It uses a meta-analysis to quantify the magnitude of change in host fitness components when symbionts are ...

People who are born female usually have two X chromosomes. Triple X syndrome (also called trisomy X syndrome, XXX syndrome, or 47,XXX) is a rare genetic condition where females inherit an extra X ...

Elon Musk's profane attack on advertisers boycotting X, formerly known as Twitter, has baffled experts. If advertisers keep leaving and don't come back, can X survive? In April, I sat down with ...