A game-changing solution to the global food crisis could come from something so tiny you can't see it with the naked eye. Nanomaterials chemist Christy Haynes describes her team's work designing nanoparticles that could protect plants from disease and crop loss, helping farmers reap abundant harvests and grow food that will make its way to markets and dinner tables. After the talk, Sherrell shares thoughts on the possibilities of precision agriculture.
The powerful possibilities of recycling the world's batteries | Emma Nehrenheim
Over 20,000 joined the NPR/Columbia study to move throughout the day. Did it work? | Body Electric
The awesome potential of many metaverses | Agnes Larsson
How global virtual communities can help kids achieve their dreams | Matthew Garcia
Is technology our savior — or our slayer? | Ruha Benjamin
AI is dangerous, but not for the reasons you think | Sasha Luccioni
How to make learning as addictive as social media | Luis von Ahn
A brain implant that turns your thoughts into text | Tom Oxley
The tech we need to fight workplace ageism | Piyachart Phiromswad
Uber, and how to fix things when trust is broken | Fixable
Can AI help solve the climate crisis? | Sims Witherspoon
How "digital twins" could help us predict the future | Karen Willcox
The future of machines that move like animals | Robert Katzschmann
War, AI and the new global arms race | Alexandr Wang
Could an orca give a TED Talk? | Karen Bakker
The growing megafire crisis — and how to contain it | George T. Whitesides
So much sitting, looking at screens. Can we combat our sedentary lives? | Body Electric
Introducing Body Electric
The urgent risks of runaway AI -- and what to do about them | Gary Marcus
What the world can learn from China's innovation playbook | Keyu Jin
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