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 ...

Study connects Earth’s first forests to an ocean oxygen rise that unlocked deep-sea habitats and spurred a wave of vertebrate ...

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

How Earth's atmosphere transformed from oxygen-poor to oxygen-rich over a span of about two billion years has been revealed by an international team of researchers.

How Earth's atmosphere transformed from oxygen-poor to oxygen-rich over a span of about two billion years has been revealed ...

According to ECH, the screenings will include height, weight, and vision checks, as well as an EKG to measure heart health, and tests for blood pressure, glucose, oxygen, and cholesterol levels.

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

Luca Sinigaglia died from prolonged exposure to low oxygen levels and hypothermia at the peak of Pobeda Peak in Kyrgyzstan on ...

According to the City of Port Lucie, water tests show the presence of blue green algae in a lake where more than 1500 dead ...