This year's winners also included a collection of world leaders who think they're smarter than doctors and scientists, and a team of Dutch and Belgian researchers who looked at why chewing and other sounds people make drive us crazy.

With about six weeks remaining until Election Day, the security of elections and mail-in ballots were part of an ongoing, contentious debate Thursday. President Trump kept up his continued, unfounded attacks on mail-in voting as a threat to the election, while FBI Director Christopher Wray testified that ongoing Russian disinformation campaigns are the real danger. William Brangham reports.

The remnants of Hurricane Sally are moving east, still pouring rain onto parts of the Southeast. In the storm's wake, heavy flooding along the Gulf Coast is keeping rescuers busy, while others begin the work of cleaning up. Hundreds of thousands of people in Alabama and Florida are without power. John Yang reports on how residents are coping with the storm's trail of destruction.