Republicans John Cornyn and Ken Paxton head to a runoff in the Texas Senate primary after no candidate secured a majority....

The Echinus Geyser at Yellowstone National Park, which is the biggest acidic geyser on the planet, has been "wowing" visitors due to a reawakening that's rare....

Democratic leaders blasting President Donald Trump’s military strikes on Iran say the situation differs from the 2011 bombing campaign in...