Background Annually, 4% of the global population undergoes non-cardiac surgery, with 30% of those patients having at least ...

The world’s oceans are becoming dangerously acidic. A controversial proposal would raise the pH — by mixing chemicals into ...

Netflix’s sci-fi hit “Stranger Things,” now streaming all five seasons, has Henry, aka Vecna (Jamie Campbell Bower), as its ...

Pollen posts online match real pollen season levels and show how daily allergies shape views on climate change.