Study shows how rising oxygen levels in ancient oceans fueled marine evolution and species diversity, linking land plants to ocean health.

The work links a permanent oxygen boost in the Middle Devonian, roughly 393–382 million years ago, to the colonization of deeper waters by jawed fishes and other animals, a shift that lines up with a ...

Some 390 million years ago in the ancient ocean, marine animals began colonizing depths previously uninhabited. New research ...

Ancient forests may have fueled a deep-sea oxygen boost nearly 390 million years ago, unlocking evolutionary opportunities ...

A low-oxygen environment — similar to the thin air found at Mount Everest base camp — can protect the brain and restore ...

Denton officials responded to reports of dead fish at Unicorn Lake, according to a press release from the city.

The blood oxygen level measurement is coming back to the Apple Watch Series 9, 10, and the Ultra 2, over a year after Apple had to disable it due to patent dispute.

Apple will bring back the blood oxygen measurement feature to some of its watch models via a software update after receiving ...

Some 390 million years ago in the ancient ocean, marine animals began colonizing depths previously uninhabited. New research ...