For now, life is flourishing on our oxygen-rich planet, but Earth wasn't always that way – and scientists have predicted that, in the future, the atmosphere will revert back to one that's rich in ...

Climate change is extending far beyond the threat of melting polar ice caps -- it's putting a dangerous stranglehold on life in oceans, too. A new study published in the science journal Nature ...

It's no secret that Earth is doomed. Sure, there's the threat of climate change and the fact that sea levels are rising around the world. But that's not what we're talking about. Instead, our planet's ...

Oxygen is one of the many components that make life on Earth possible. However, a new study says that an extreme drop in oxygen could one day suffocate most of the life on our planet. Luckily, that ...

Residents of a town say a "total lack of care and maintenance" of a pond caused scores of fish to be washed up dead in the water. Moat Pond in East Grinstead, West Sussex, suffered an oxygen crash on ...

CHICAGO -- Officials say all 54 stingrays in a popular exhibit at a suburban Chicago zoo died because the oxygen levels in their tank dropped too low. The Chicago Zoological Society released a ...

DENTON, Texas — Denton officials said a drop in oxygen killed fish in Unicorn Lake. Saturday, Denton's environmental services team assessed the dead fish at Unicorn Lake and determined the cause was ...

For now, complex life flourishes on our planet thanks to its supply of oxygen. But Earth's atmosphere wasn't always like it is today, and scientists predict that in the future, it will revert back to ...