Greta Thunberg named Time's 2019 Person of the Year
December 11, 2019, 11:40 a.m. by Ben Bolton
Swedish teenager's climate activism has started a revolution of young people.
Teen's invention keeps germs from spreading on planes
May 19, 2015, 2:51 p.m. by Mary Jo DiLonardo
Raymond Wang wins prestigious $75,000 award for engineering a system to make cabin air safer.