Scientists rethink why giant insects once ruled the skies, finding oxygen may not explain their size or disappearance.

In this Sportsing Short, Rob Garcia talks with Gloria Govan and Erica Lynn OKeith about how oxygen levels and altitude training influence both physical performance and mental potential. Rob explains ...

Scientific consensus is that high oxygen levels allowed these humongous fliers to exist, but a new study throws that idea ...

Patients continuously monitored after surgery experienced significantly less time with dangerously low oxygen levels compared ...

Learn how ancient oxygen levels in the Paleozoic era were linked to giant insect size, and why that theory is now being ...

The Buccaneer Lagoon incident isn't all that uncommon in Florida canals, as nutrients build up at the ends of the canals and ...

Oxygen has been the most important gas in our search for life among the cosmos thus far. On Earth, we have it in abundance ...

Three-hundred-million years ago, Earth was very different. The continents had coalesced into Pangea, which was dominated in ...

Dartmouth researchers have developed a cell phone-based tool that monitors tissue health by using a naturally occurring ...

Spring is here, bringing warmer weather, outdoor adventures, and family travel. For individuals who rely on supplemental ...