Cambridge, Massachusetts - Lithium-air batteries are considered highly promising technologies for electric cars and portable electronic devices because of their potential for delivering a high energy output in proportion to their weight. But such batteries have some pretty serious drawbacks: They waste much of the injected energy as heat and degrade relatively quickly. They also require expensive extra components to pump oxygen gas in and out, in an open-cell configuration that is very different from conventional sealed batteries.

Washington, DC- Naval History and Heritage Command (NHHC) officials announced today a NHHC historian recently uncovered information that sheds new light on a dark episode in U.S. Navy history -- the loss of the World War II cruiser USS Indianapolis (CA 35).

Washington, DC - Today, the U.S. Department of Agriculture's (USDA) Food Safety and Inspection Service (FSIS) is expanding its resources for small plants by launching a virtual representative that provides continual access to information. This new tool will allow users to receive up-to-date information on frequently asked questions and communicate directly with technical experts from FSIS' Small Plant Help Desk.

Washington, DC - Taking a break from the news and limiting how much news children watch are among the recommendations for coping with stress and anxiety related to the recent police and civilian shootings, as well as terrorism attacks, according to resources posted on the American Psychological Association’s website.

Washington, DC - Vice President Joe Biden: "Debbie Wasserman Schultz has had the President’s and my back over the last eight years—and we’re incredibly grateful. She’s been part of our efforts to build an economy from the middle-out, to deliver quality, affordable health care to millions of Americans, and to protect equal rights for everyone.

Washington, DC - President Barack Obama: "For the last eight years, Chairwoman Debbie Wasserman Schultz has had my back.  This afternoon, I called her to let her know that I am grateful.  Her leadership of the DNC has meant that we had someone who brought Democrats together not just for my re-election campaign, but for accomplishing the shared goals we have had for our country.