TOPSHOT - A car drives along a street during a nationwide blackout caused by a grid failure in Havana. Cuba's repeated energy shortages reflect broader economic troubles and failures in energy policy.

Scientists are working to understand how magnetic currents from the sun spread beneath Earth's crust when the northern lights dance across the sky. Their goal is to tame its "dark twin" and prevent ...

United States President Donald Trump has pushed back a self-imposed deadline for attacks on Iran’s power grid to April 6, citing progress in negotiations to end the ongoing war in the country.

President Trump moved the deadline to reopen the major transit route for oil tankers from Friday to April 6. Stocks fell sharply and oil prices rose. Follow live updates on the U.S.-Israeli attacks on ...