TEDTalks

Adam Garske: How designing brand-new enzymes could change the world

Jen Gunter: Why can't we talk about periods?

Rachel Kleinfeld: A path to security for the world's deadliest countries

Priti Krishtel: Why are drug prices so high? Investigating the outdated US patent system

Markus Mutz: How supply chain transparency can help the planet

David J. Bier: How guest worker visas could transform the US immigration system

Tom Nash: The perks of being a pirate

Colette Pichon Battle: Climate change will displace millions. Here's how we prepare

Anna Piperal: What a digital government looks like

Emma Schachner: The secret weapon that let dinosaurs take over the planet

Leon Marchal: The urgent case for antibiotic-free animals

Risa Wechsler: The search for dark matter -- and what we've found so far

Mitch Zeller: The past, present and future of nicotine addiction

Anindya Kundu: The "opportunity gap" in US public education -- and how to close it

Ipsita Dasgupta: To challenge the status quo, find a "co-conspirator"

Pat Mitchell: Dangerous times call for dangerous women