What ideas captured people's attention and took off the quickest? Here are the talks that intrigued and inspired in 2021.

Sometimes, things get a little buried in our archive of 3,000+ TED Talks. Check out some great ones, unearthed for your viewing pleasure.

What captured our imaginations and sparked hope for a better tomorrow? As we close out 2021, here's a wide-ranging list of the talks that stood out and stayed with us this year, selected by the editorial team at TED.

Countdown is a global initiative, powered by TED and Future Stewards, to accelerate solutions to the climate crisis. The goal: to build a better future by cutting greenhouse gas emissions in half by 2030 towards reaching net zero by 2050. It was launched October 10, 2020 with the Countdown Global Launch, a virtual event featuring five curated se...