Greece’s large predator comeback fuels conflict as rising bear and wolf encounters challenge rural safety while conservation ...

Brown bears, Greece’s largest predator, have made a remarkable comeback. Their numbers have increased roughly fourfold since ...

Only 10% of people around the world who need organ transplants actually end up receiving them, due to a shortage of suitable donors and extremely complicated logistics. Some scientists have therefore ...

WASHINGTON (AP) — A New Hampshire man is resuming dialysis after living with a gene-edited pig kidney for a record 271 days, doctors said Monday. His experience is helping researchers in their quest ...