Gasoline-like fuels can be made from cellulosic materials such as farm and forestry waste using a new process invented by chemists at the University of California, Davis. The process could open up new markets for plant-based fuels, beyond existing diesel substitutes.
Scientists have engineered bacteria to make the precursor chemicals for fossil fuels and plastics, a breakthrough for the chemical industry.
A meteorite that exploded as a fireball over California's Sierra foothills last April was one of the fastest and rarest known to have hit Earth.
Decades of extreme weather first weakened the Mayan culture and then killed off much of the population.
New species can arise in just a few thousand years, say scientists who have tracked the process in action.
Mathematicians say they've discovered a new way to crinkle up the fabric of space-time - at least in theory.
Remember the portly cop who brought shame onto his profession by pepper-spraying peaceful Occupy UC Davis protesters?
Numerous videos and images of police violently cracking down against peaceful OccupyWallStreet (OWS) protestors have gone viral in recent weeks.
Researchers have discovered that forest trees can tap into the nitrogen found in rocks, boosting their growth and allowing them to take up more carbon dioxide from the atmosphere.
Animals and plants may not be able to keep pace with climate change by evolving, a UC Davis study suggests.