extinct

Experts are appalled at sightings of rare birds that are thought to be extinct

Tasmanian Tigers are extinct. Why do people keep seeing them?

Extinct atom and a clever trick reveal the secret secrets of the solar system

Primate appears almost immediately after dinosaurs become extinct, suggests new research

Geology: Most life on earth will be extinct in a billion years due to a drop in oxygen levels

The thylacine remains extinct, but we still have pademelons

Freshwater fish are in a “catastrophic” decline with a third extinct extinct

Freshwater fish are in a “catastrophic” decline with a third extinct extinct

Ancient art reveals extinct goose

Neanderthal people became extinct after the earth’s magnetic poles flipped over, causing a climate crisis 42,000 years ago

Why do some scientists think that a comet, not an asteroid, caused the dinosaurs to become extinct?

Fish with ‘fast food’ that are becoming extinct worldwide