New evidence from Wonderwerk Cave suggests early humans were handling fire far earlier than once believed, deep inside a ...

A global review finds that water-in-diesel emulsion can slash NOx and soot at the same time, offering a cheaper path to cleaner diesel engines.

Japan's researchers built a self-regulating artificial photosynthesis device that turns water and CO2 into liquid fuel as sunlight shifts throughout the day.

Fossils smaller than a fingertip are reshaping what scientists thought they knew about how primate relatives spread after the asteroid impact.