New catalyst for safe, reversible hydrogen storage

(PhysOrg.com) -- Scientists at the Brookhaven National Laboratory and collaborators have developed a new catalyst that reversibly converts hydrogen gas and carbon dioxide to a liquid under very mild conditions. The work -- ...

Guatemala's Fuego volcano erupts again

Guatemala's deadly Fuego volcano erupted anew early Friday, unleashing a 600-meter flow of lava and sending clouds of ash spiralling into the sky.

The hidden danger of heavy metals in catalytic converters

The heart of every car is its engine, where the energy of petroleum combustion is transformed to mechanical energy, which makes the car move. Unfortunately, no internal combustion engines are environmentally friendly. Carbon ...

Australian scientists find excess greenhouse gas near fracking

Environmental researchers have detected excess greenhouse gas levels near the site of Australia's biggest coal seam gas field, prompting calls for halting expansion of hydraulic fracturing until scientists can determine whether ...

Nanofibers clean sulfur from fuel

(Phys.org)—Sulfur compounds in petroleum fuels have met their nano-structured match. University of Illinois researchers developed mats of metal oxide nanofibers that scrub sulfur from petroleum-based fuels much more effectively ...

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