Houston has been experiencing below-average temperatures as a polar vortex ushers in cooler conditions across the state.

Another Arctic blast of freezing temperatures will test the ERCOT grid during this Martin Luther King Jr. holiday weekend and ...

Residents across the country from the Northern Plains to the tip of Maine are bracing for dangerously low temperatures as ...

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in ...

A dangerous and potentially life-threatening stretch of cold weather has much of the U.S. on alert as a lobe of the polar ...

Tens of millions of residents along the East Coast are bracing for several inches of snow Sunday followed by dangerously cold ...