San Diego, California - Bees can use sophisticated signals to warn their nestmates about the level of danger from predators attacking foragers or the nest, according to a new study.

Los Angeles, California - A new study by scientists at the UCLA Henry Samueli School of Engineering and Applied Science and Harvard Medical School offers surprising new insight into the genetic ancestry of modern humans. The research, published today in the journal Current Biology, also rewrites the timeline of when ancient humans interbred with other hominids by thousands of years.

Chicago, Illinois - Food Tank has selected 20 books that will inspire and inform readers on topics ranging from food justice to urban composting to local food systems. These books highlight the important authors and change-makers whose creativity and innovation are helping to improve the food system. Food Tank hopes that these books will educate people around the world to become more involved in the food movement as well as spread the word about exciting changes to the food system:

Berkeley, California - Nothing says “time to pay attention to your personal finances” better than April 15, the annual tax deadline in the United States. Coincidentally, the big day also is the jumping off point for a new online course, “How to Save Money: Making Smart Financial Decisions.” The class that is free and open to the public.

Washington, DC - A five-week operation, dubbed Project Shadowfire, netted 1,133 arrests, including more than 900 transnational criminal gang members and others associated with transnational criminal activity, like drug trafficking, human smuggling and sex trafficking, murder and racketeering. The operation was led by U.S. Immigration and Customs Enforcement’s (ICE) Homeland Security Investigations (HSI) and concluded March 21.

Cambridge, Massachusetts - For people struggling with obesity, logging calorie counts and other nutritional information at every meal is a proven way to lose weight. The technique does require consistency and accuracy, however, and when it fails, it’s usually because people don't have the time to find and record all the information they need.