Both sides accused the other of breaking a ceasefire that halted fighting earlier this year. Longstanding border disputes erupted into five days of combat in July that killed dozens.

The pianist, composer and arranger spent more than six decades turning El Gran Combo into one of the premier salsa institutions of Latin America and beyond.

Astronomers have long been concerned about reflections from satellites showing up in images taken by telescopes and other scientific instruments.

Craig Garthwaite, Director of the Program on Healthcare at Northwestern University and co-author of a new paper from the Aspen Economic Strategy Group, talks about reforms that could make healthcare cheaper and more efficient.

Dr. Chari Cohen, president of the Hepatitis B Foundation, says there is no scientific basis for scaling back newborn hepatitis B shots.