Climate scientist Michael Mann talks about how important it is to take action now—before we see climate change’s worst consequences. Plus, research suggests that comedy is a powerful way to mobilize people. And, after this summer’s heat, marine biologists are scrambling to help protect the rapidly dying reef in the Florida Keys.
New, more accurate radiocarbon dating suggests the two cultures co-existed in Europe for nearly 5,000 years.
Microbes have made a home in a lake trapped beneath an 800-meter-thick ice sheet in Antarctica.
Researchers discuss how the microbiome might play a role in anxiety, depression, and autism.
Technological and design innovations inside the Oculus Rift make virtual reality poised for a mass-market debut.