Washington, DC - President Barack Obama: "The last thing Americans should have to do, over the holidays or any day, is comfort the families of people killed by gun violence -- people who woke up in the morning and bid their loved ones goodbye with no idea it would be for the last time.

Washington, DC - Myths and Facts: Resettling Syrian Refugees:

Berkeley, California - Since Uber, and then Lyft, came onto the ride-hailing scene in 2009 and 2012, respectively, the companies have extolled the environmental virtues of their services, claiming that their use reduces personal car ownership and the number of cars on the road.

Washington, DC - Secretary Kerry met with British Foreign Secretary Philip Hammond on November 3 to discuss next steps on Syria.

Washington, DC - Stress: What does it feel like to you? Maybe like pressure from multiple directions, trying to push and pull and twist you all at once? If so, you’ve described it the same way engineers describe stress on a solid object and a team including scientists at the National Institute of Standards and Technology (NIST) has taken a major step toward measuring it usefully in cutting-edge materials.

Los Angeles, California - Many of the world’s largest herbivores - including several species of elephants, rhinoceroses, hippopotamuses and gorillas - are in danger of becoming extinct. And if current trends continue, the loss of these animals would have drastic implications not only for the species themselves, but also for other animals and the environments and ecosystems in which they live, according to a new report by an international team of scientists.