A group of scientists developed a "sun shield" that they hope can help prevent coral bleaching, which spread across the Great Barrier Reef in Australia in 2016 and 2017.
For four days last week, Pfizer and Rise Against Hunger engaged hundreds of volunteers at the SXSW Trade Show to package meals for vulnerable individuals and families around the world. By the time the last box had been stacked, more than 11,016...