NASA's Office of the Chief Health and Medical Officer (OCHMO) assembled a small working group to review hydrogen sulfide (H 2 S) Spacecraft Maximum Allowable Concentration (SMAC) values.

Since the end of November, the San Diego Air Pollution Control District has measured hydrogen sulfide levels above the California safety threshold in the Nestor area more than 15 times.

The international team describes their results and the underlying molecular mechanism in Cell ... of the gaseous signaling molecule hydrogen sulfide (H₂S), which protects cells from oxidative ...

splitting water into its molecular components. The gases can then be collected for storage and use. Because it utilizes sunlight for power, this method creates clean, carbon-free hydrogen.

USGS researchers have unveiled the first map of prospective locations for hydrogen gas in the contiguous United States — and there's a lot more than they previously thought. When you purchase ...

Plug Power hopes to use a new federal loan guarantee to scale up production of hydrogen made by splitting the elemental fuel from water with electricity. Plug Power, which makes fuel cells and ...

The time of waiting and hoping is over for taxpayers looking to finance and develop hydrogen projects. Treasury and the IRS issued enough guidance on Inflation Reduction Act tax credits this month ...

RTX Mega Geometry was revealed at CES 2025 with a range of compelling demos, but now we have our first example of the technology in a shipping game: Alan Wake 2. There are quality, efficiency and ...

Languages: English. A new first-of-its-kind map has identified potential locations of naturally occurring geologic hydrogen resources in the contiguous United States—a potentially huge untapped ...

Hydrogen peroxide might sound like an alternative to traditional cancer treatments, but it hasn’t been shown to treat or cure cancer in humans and can be dangerous when taken internally ...