Bob Costas returning to NBC to host `Sunday Night Baseball` pregame show

Families of the astronauts lost in the space shuttle Challenger accident are marking that tragic day 40 years ago

The popular series has already secured a second season on HBO after quickly becoming a No. 1 hit

When big winter storms move in, they can bring nasty weather that shows up as different things in different places — maybe it’s snow, or sleet, or freezing rain

The Trump administration is arguing the government could detain and deport British people under an 18th century wartime act if a president found there was a “British invasion” corrupting young Americans

Venezuela’s legislature is debating a major overhaul of its oil sector, the first since Hugo Chávez's era