There are five skin tone emojis to choose from, but doing so can open a complex conversation about race and identity.

Cities are experiencing heavier storms and flooding as the climate gets hotter. But due to outdated rainfall records, many are still building infrastructure for the climate of the past.

Jacobellis, a five-time Olympian, won her first gold medal during the women's snowboard cross event on Wednesday. She is also the oldest American woman to win a Winter Olympics gold medal.

Despite a fall during one of their qualifying runs, Shaun White and Chloe Kim were able to move on to the medal round of the men's and women's halfpipe events.