Have you been having weird dreams lately? For many people, that’s just one of the ways the COVID-19 pandemic has altered their sleeping habits, says sleep scientist Matt Walker. From when to how much to…

Some days, it’s hard to be optimistic. But cynicism — the idea that people are inherently selfish, greedy and dishonest — is making humanity lonelier and more divided, says psychologist Jamil Zaki. Presenting fascinating research…

Recently back from the COP26 UN climate conference in Scotland, former Icelandic presidential candidate Halla Tómasdóttir sums up the outcomes of the gathering, the progress she saw and the work that’s left to be done…

A king cobra has enough venom to kill 10 people in a single bite. Recounting his near-death experience after being bitten by one of these majestic yet deadly snakes, conservationist and TED Fellow Gowri Shankar…

From village to metropolis, global flooding is on the rise, and traditional approaches to managing the swells won’t cut it, says water resource engineer Virginia Smith. Giving an overview of the dynamic shift needed to…

As chairman of the world’s largest maritime shipping company, Jim Hagemann Snabe thinks a lot about how goods get where they need to go and the impact their journey has on the planet. Leading the…

From Siri to Alexa to Google, virtual assistants already permeate our lives. What will the next generation of these digital helpers look and sound like? Customer experience professional Karen Lellouche Tordjman gives us a glimpse…

Having trouble falling asleep — or staying asleep? Alcohol, sleeping pills or drugs like cannabis may help you in the short-term, but they’re only a quick fix, says sleep scientist Matt Walker. There is, however,…

TED Fellow Tom Osborn wants more young people to have access to the mental health support they need. With the Shamiri Institute, he and his team are training 18- to 22-year-olds to deliver evidence-based mental…

By 2100, the UN estimates that the world’s population will grow to just over 11 billion people. Architect Vishaan Chakrabarti wants us to start thinking about how we’ll house all these people — and how…