Scientists detected the gravitational waves after a pair of unusual black holes collided.
David Leonhardt of the New York Times says that young workers in the U.S. face a more challenging job market than their counterparts in hard hit places like Europe. His article “The Idled Young Americans” appeared in Sunday’s New York Times.
Robin Young and Jeremy Hobson are hitting the road. Our Tumblr brings you behind the scenes of our election coverage.