Apple's current blood oxygen sensing implementation in the U.S. does not infringe on patents owned by Masimo and Apple will ...

The company is launching Arccos Air, a device about the size of an Altoids Smalls tin, that slips into your pocket to track ...

Microscopic ocean algae produce a huge share of Earth’s oxygen—but they need iron to do it. New field research shows that when iron is scarce, phytoplankton waste energy and photosynthesis falters.