A new study highlights another threat facing endangered koalas, but could also lead to ways to treat populations and reduce the risk of extinction.

The IPCC’s latest climate report discusses how colonialism has shaped climate, a breakthrough for the climate justice movement.

Threatened birds have disappeared from almost 70% of Australia—and 10 birds have become locally extinct from 99% of their historical habitat.

Iron in smoke and ash from wildfires can "fertilize" the oceans, providing nutrients for algae blooms that then may suck up carbon, research indicates.

Mother koalas are transferring a deadly virus that causes immune depletion and cancer to their babies, a new study shows.

"The new pterosaur, which we named Thapunngaka shawi... was essentially just a skull with a long neck, bolted on a pair of long wings."

The US is wrestling with the rest of the world for control of the internet. The ‘net as we know it could be a victim of the struggle.

The first complete mapping of the genome of the quirky duck-billed platypus reveals how it got so strange.