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.

Carbon dioxide (CO2) separation is central to technologies ranging from natural gas purification to hydrogen production and ...

For two decades, physicists have predicted the existence of a remarkable family of exotic molecules: giant atoms bound to ...

Gold’s characteristic glow famously doesn’t fade for thousands of years—and scientists have finally found the molecular trick ...

What began as a daring scuba adventure in the Maldives ended in horror this week after five Italian tourists never resurfaced from a deep-water cave expedition. Officials are scrambling to determine ...

A 2024 study that claimed to have discovered an entirely new source of oxygen in the deep sea — dubbed "dark oxygen" — was flawed, inconsistent with previous research, and "fundamentally at odds with ...

Data are needed on the effect of oxygen delivered through a high-flow nasal cannula, as compared with standard oxygen therapy, on intubation and mortality in patients with acute hypoxemic respiratory ...

Virgin Media O2 (VMO2) has flicked the switch on O2 Satellite, a satellite-to-mobile service powered by Starlink Direct to Cell, in a move that extends the operator’s landmass coverage from 89% to 95% ...

If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard the term “wideband O2 sensor” being thrown around at the track, dyno ...

Medicare Part B covers oxygen therapy, including portable oxygen concentrators, if deemed medically necessary by a doctor. Under Medicare, you can rent oxygen equipment from an approved supplier, ...

Each of O2 Box Midwest’s hyperbaric boxes has a way for users to see out of the boxes, which helps some people be more comfortable using them, said CEO Angie Bergmeier. Courtesy photo A new and ...

As a recent leap in green chemistry, scientists have unveiled a new catalyst that enables high yields of sulfones using molecular oxygen -- at close to room temperature. By fine-tuning the structure ...