Skip to content…
Browse the library of TED talks and speakers
100+ collections of TED Talks, for curious minds
Watch, share and create lessons with TED-Ed
Talks from independently organized local events
The easy option. Let us choose for you!
Explore TED offerings by topic
Short books to feed your craving for ideas
Curated course material for educators and life long learners
Our daily coverage of the world of ideas
Inspiration delivered straight to your inbox
Take part in our events: TED, TEDGlobal, TEDActive and more
Find and attend local, independently organized events
Experience the conferences from home
Recommend speakers, TED Prize recipients, Fellows and more
Organize a local TEDx event
Rules and resources to help you plan a local TEDx event
Bring TED to the non-English speaking world
Get involved in the yearly prize for world-changing ideas
Join or support innovators from around the globe
Our mission, history, team, and more
TED Conferences, past, present, and future
Programs & Initiatives
Details about TED's world-changing initiatives
Partner with TED
Learn how you can partner with us
Updates from TED and highlights from our global community
A collection of TED Talks (and more) on the topic of big problems.
Video playlists about Big problems
The big picture
15 talks •
Must-listen talks about the future of the environment, crime, technology, government and the human race.
Everything you thought ... was wrong
12 talks •
12 counterintuitive talks to flip your thinking on everything from shoes to aid organizations to the universe.
Talks about Big problems
A provocative way to finance the fight against climate change
The inside story of the Paris climate agreement
The unexpected benefit of celebrating failure
A new superweapon in the fight against cancer
What does it mean to be a citizen of the world?
The Panama Papers exposed a huge global problem. What's next?
How megacities are changing the map of the world
Haley Van Dyck
How a start-up in the White House is changing business as usual
Why gun violence can't be our new normal
A prosecutor's vision for a better justice system
A conservative's plea: Let's work together
Under 6 minutes
The reporting system that sexual assault survivors want
The gospel of doubt
This country isn't just carbon neutral — it's carbon negative
Our refugee system is failing. Here's how we can fix it
What really happens when you mix medications?
See all 39 talks on Big problems