Green conversion of heat to electricity

Soon, it will be possible to produce electricity from heat over 30 degrees emitted from a waste incinerator, refinery, or data processor. The start-up Osmoblue has just confirmed the feasibility of this new concept.

Chemically scrubbing CO2 from the air too expensive

(PhysOrg.com) -- While it is possible to chemically scrub carbon dioxide from Earth's atmosphere in order to lessen the severity of global warming, the process is prohibitively expensive for now. Best to focus on controls ...

Method makes refineries more efficient

(PhysOrg.com) -- Refineries could trim millions of dollars in energy costs annually by using a new method developed at Purdue University to rearrange the distillation sequence needed to separate crude petroleum into products.

Ignition for Colombian yucca car

After a three-year slog Colombian scientists have revved up a car that runs on yucca-derived ethanol, spurring hopes that the Latin American staple could be transformed into an abundant fuel.

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