A frozen lake in Czechia turned an ominous green color, a warning sign of ecological changes due to a warming climate.

There will be more out queer athletes at the Milano Cortina Olympics than have ever competed at the Winter Games before.

Before Mikaela Shiffrin, Lindsey Vonn and other World Cup ski racers chase gold at the Milan Cortina Olympics, they will star in a new docuseries that gives a behind-the-scenes glimpse of what it’s ...