Today's Trending Digest

Eli Pariser warns about personalized algorithms creating filter bubbles that limit exposure to diverse ideas, affecting political discourse and campaigns.

We're building an artificial intelligence-powered dystopia, one click at a time, says techno-sociologist Zeynep Tufekci. In an eye-opening talk, Tufekci explains how the same algorithms companies like Facebook, Google and Amazon use to get you to click on ads are also used to organize your access to political and social information.

What would you do if your job was to save the planet? When Christiana Figueres was tapped by the UN to lead the Paris climate conference (COP 21) in December 2015, she reacted the way many people would: she thought it would be impossible to bring the leaders of 195 countries into agreement on how to slow climate change. Find out how she turned 'impossible' into 'possible' -- and how you can, too.

In this brand-new slideshow (premiering on TED.com), Al Gore presents evidence that the pace of climate change may be even worse than scientists recently predicted. He challenges us to act.

Journalist Carole Cadwalladr investigates how data analytics and targeted ads on Facebook influenced the Brexit vote and the 2016 US election, highlighting the dangers of AI-driven misinformation in democratic processes.

Larry Lessig examines how populism and division have eroded democracy and proposes reforms to restore representation.

Have you wondered why politicians aren't what they used to be, why governments seem unable to solve real problems? Economist Yanis Varoufakis, the former Minister of Finance for Greece, says that it's because you can be in democracy or you can be in markets, but you can't be in both.

Pia Mancini argues that our democratic systems are outdated for the digital age and presents a platform that allows citizens to propose, debate, and vote on legislation directly.

How do you talk to someone who doesn't believe in climate change? Not by rehashing the same data and facts we've been discussing for years, says climate scientist Katharine Hayhoe. In this inspiring, pragmatic talk, Hayhoe shows how the key to having a real discussion is to connect over shared values like family, community and religion -- and to prompt people to realize that they already care about a changing climate.