TED Talks Daily

Ocean expert Nancy Rabalais tracks the ominously named "dead zone" in the Gulf of Mexico -- where there isn't enough oxygen in the water to support life. The Gulf has the second la…

Why do we still think that drug use is a law-enforcement issue? Making drugs illegal does nothing to stop people from using them, says public health expert Mark Tyndall. So, what m…

Unlike the solar cells you're used to seeing, organic photovoltaics are made of compounds that are dissolved in ink and can be printed and molded using simple techniques. The resul…

In the ongoing debate over refugees, we hear from everyone -- from politicians who pledge border controls to citizens who fear they'll lose their jobs -- everyone, that is, except…

Malika Whitley is the founder of ChopArt, an organization for homeless teens focused on mentorship, dignity and opportunity through the arts. In this moving, personal talk, she sha…

After Hurricane Maria hit Puerto Rico in 2017, chef José Andrés traveled to the devastated island with a simple idea: to feed the hungry. Millions of meals served later, Andrés sha…

Still invisible and often an afterthought, indigenous peoples are uniting to protect the world's water, lands and history -- while trying to heal from genocide and ongoing inequali…

In this talk-performance hybrid, drummer, percussionist and TED Fellow Kasiva Mutua shares how she's breaking the taboo against female drummers in Kenya -- and her mission to teach…

In this perspective-shifting talk, Danny Hillis prompts us to approach global issues like climate change with creative scientific solutions. Taking a stand for solar geoengineering…

There's no such thing as throwing something away, says Andrew Dent -- when you toss a used food container, broken toy or old pair of socks into the trash, those things inevitably e…

In 2009, journalist and screenwriter Drew Philp bought a ruined house in Detroit for $500. In the years that followed, as he gutted the interior and removed the heaps of garbage cr…

Irina Kareva translates biology into mathematics and vice versa. She writes mathematical models that describe the dynamics of cancer, with the goal of developing new drugs that tar…

How can we make AI that people actually want to interact with? Raphael Arar suggests we start by making art. He shares interactive projects that help AI explore complex ideas like…

Four decades ago, Judith Heumann helped to lead a groundbreaking protest called the Section 504 sit-in -- in which disabled-rights activists occupied a federal building for almost…

As a humanist, Leo Igwe doesn't believe in divine intervention -- but he does believe in the power of human beings to alleviate suffering, cure disease, preserve the planet and tur…

Ndidi Nwuneli has advice for Africans who believe in God -- and Africans who don't. To the religious, she advises against using God to outsource responsibility for what happens in…

In the US, your taxes fund academic research at public universities. Why then do you need to pay expensive, for-profit journals for the results of that research? Erica Stone advoca…

Each year, the world loses enough food to feed half a billion people to fungi, the most destructive pathogens of plants. Mycologist and TED fellow Mennat El Ghalid explains how a b…

As quantum computing matures, it's going to bring unimaginable increases in computational power along with it -- and the systems we use to protect our data (and our democratic proc…

What if we incentivized doctors to keep us healthy instead of paying them only when we're already sick? Matthias Müllenbeck explains how this radical shift from a sick care system…