A poll shows most unvaccinated Americans don't plan to get a shot. Meanwhile, the U.S. plans to buy 200M more Pfizer doses. Latest COVID-19 updates.

In some alternate universe, Supreme Court Justice Ruth Bader Ginsburg retired during the Obama presidency and Democrats were able to push through a successor to the conservative Justice Antonin Scalia.

Going into this week's talks, just over 100 days before the Glasgow summit, the world seemed to be on the verge of blowing the opportunity for it's last, best chance to avoid the worst effects of climate change.

Coral reefs can't be protected from heat waves — and they're dying as a result

Ron Paul’s final campaign for president ended nine years ago, but the political movement he ignited is far from over. After he passed the torch to his “libertarian legion” of mostly young and die-hard supporters, many wondered if the movement would...