The concept of chosen family — and why US laws should protect it | Diana Adams


The nuclear family model may no longer be the norm in the US, but it's still the basis for social and economic benefits like health care, tax breaks and citizenship. Lawyer and LBGTQIA advocate Diana Adams believes that all families, regardless of biological relationship or legal marriage, are deserving of equal legal rights and recognition. They present a vision for how US laws can benefit all families -- from same-sex bonds to multi-parent partnerships -- and explain how a more inclusive definition of family could strengthen your relationships and community.

What seaweed and cow burps have to do with climate action | Ermias Kebreab


Scientists have long known that cows are a huge source of the greenhouse gas methane, contributing up to four percent of emissions globally. But could there be a way to make cattle less -- ahem -- gassy? Animal scientist Ermias Kebreab talks through an ingenious solution to reduce methane-rich cow burps by feeding cattle something growing below the surface of the ocean: seaweed.

3 ways your company’s data can jump-start climate action | Massimo Russo


From helping build smart cities to supporting the sustainable energy sector, the possibilities of big data are endless. But many companies are still wary of sharing data that could expose them to risk and diminish their competitive advantage. What if uniting towards a common goal could help them overcome these fears? Data cooperation expert Massimo Russo shares three ways to jump-start a virtuous cycle of data sharing -- and how it can lead to better climate change solutions.

The war in Ukraine could change everything | Yuval Noah Harari


Concerned about the war Ukraine? You're not alone. Historian Yuval Noah Harari provides important context on the Russian invasion, including Ukraine's long history of resistance, the specter of nuclear war and his view of why, even if Putin wins all the military battles, he's already lost the war. (This conversation, hosted by TED global curator Bruno Giussani, was part of a TED Membership event on March 1, 2022. Visit ted.com/membership to become a TED Member.)

My secret to creating real magic | Christina Tosi


In an infectiously joyous talk, Milk Bar founder Christina Tosi shares the sugary jolt of her first food memory and behind-the-scenes stories of her bakery's famously inventive cakes, cookies and treats. This talk may make you hungry -- but it'll also leave you a resonant message about how breaking the rules and challenging your assumptions can make for a sweet life.

The carbonless fuel that could change how we ship goods | Maria Gallucci


Every day, tens of thousands of cargo ships, filled to the brim with goods, release heavy pollution into the air as they make their way across the ocean. In this eye-opening talk, reporter Maria Gallucci introduces a planet-friendly alternative that could fuel these globe-trotting vessels: green ammonia. Listen as she makes the case for this game-changing solution that has the potential to clean up the world's dirtiest ships.

The counterintuitive psychology of insurance | Orit Tykocinski


The real reason you buy insurance may have as much to do with pleasing your psyche as it does protecting your wallet. Behavioral psychologist Orit Tykocinski explores the connection between insurance and the reality-distorting risks of "magical thinking" that may make you reconsider your own rationale.

Are ad agencies, PR firms and lobbyists destroying the climate? | Solitaire Townsend


An unnoticed industry worth two trillion dollars a year is influencing almost every carbon emission. Sustainability solution seeker Solitaire Townsend calls this sector the "X industry" (where "X" stands for influence), and it includes professional services like advertising and PR firms, management consultancies, corporate law firms, lobbyists and more. In this eye-opening talk, she exposes the industry's massive but largely invisible influence on the environment -- and proposes ways they can use their creativity, inventiveness and knowledge to fix climate change instead of contributing to it.