The stress-induced mechanisms that cause our brain to produce feelings of fear in the absence of threats — such as in PTSD — mostly have been a mystery. Now, neurobiologists have identified the changes in brain biochemistry and mapped the neural circuitry that cause generalized fear experiences.| today.ucsd.edu
For the first time, the seasonal peak of carbon dioxide concentrations in the atmosphere exceeded 430 parts per million (ppm) at NOAA’s Mauna Loa Observatory on Hawaii, scientists from NOAA and Scripps Institution of Oceanography at the University of California San Diego reported today.| today.ucsd.edu
A new study reveals that air pollution, traditional herbal medicines and other environmental exposures are linked to genetic mutations that may contribute to the development of lung cancer in people with no or hardly any history of smoking.| today.ucsd.edu
A dozen buildings on the University of California San Diego campus. All of the campus’ solar panels. All the chargers for electric vehicles. More than 2,400 light fixtures. More than 800 smart plugs. These are some of the assets that DERConnect, a NSF-funded testbed for the powergrid, will be able to control on the UC San Diego campus.| today.ucsd.edu