A Russian barrage on Ukrainian targets Thursday included the use of the Kinzhal hypersonic missile — a weapon that can travel four times the speed of sound and is thought to be nuclear-capable.

The story of Amiry, the serval found in a tree, happened in January, but was only made public recently. He's been doing well at the Cincinnati Zoo, which reportedly hopes to make him a cat ambassador.

President Xiomara Castro, the country's first female leader, announced the policy shift in the final hours of International Women's Day.

The cooling in the Pacific Ocean has gone on for three years. Its end is usually good news for the U.S. and other parts of the world, including drought-stricken northeast Africa, scientists said.