The Ocean's Ingenious Climate Solutions | Susan Ruffo | TED Countdown

The Incredible Cancer-Detecting Potential of Photoacoustic Imaging | Lei Li | TED

How Wind Energy Could Power Earth ... 18 Times Over | Dan Jørgensen | TED Countdown

How to Fix Two of the Most Broken Systems in the US | Nick Turner | TED

War in Ukraine -- and What It Means for the World Order | Ian Bremmer | TED

Got Millet? How Marketing Could Improve the Lives of African Farmers | Zoë Karl-Waithaka | TED

Sex Education Should Start with Consent | Kaz | TED

The Mind-Bending Art of Deep Time | Katie Paterson | TED

A Different Understanding of American Patriotism | Deval Patrick | TED

4 Ways to Redefine Power at Work to Include Women of Color | Rha Goddess & Deepa Purushothaman | TED

The New Reality of Fashion is Digital | Gala Marija Vrbanic | TED

Could We Treat Alzheimer's with Light and Sound? | Li-Huei Tsai | TED

"A Seat at the Table" Isn't the Solution for Gender Equity | Lilly Singh | TED

What You Need to Know About Carbon Removal | Gabrielle Walker | TED

The Unexpected, Underwater Plant Fighting Climate Change | Carlos M. Duarte | TED Countdown

How Radical Hospitality Can Change the Lives of the Formerly Incarcerated | Reuben Jonathan Miller

What if Women Built the World They Want to See? | Emily Pilloton-Lam | TED

How to Fix Broken Supply Chains | Dustin Burke | TED

How Comic Strips Create Better Health Care | Sam Hester | TED

How to Realistically Decarbonize the Oil and Gas Industry | Bjørn Otto Sverdrup | TED Countdown

The War in Ukraine Could Change Everything | Yuval Noah Harari | TED

How Biochar Removes CO2 from the Air -- and Helps Farmers Thrive | Axel Reinaud | TED

The Creativity, Innovation and Ingenuity Languishing in US Prisons | Brittany K. Barnett | TED

The Architectural Mastermind Behind Modern Singapore | Liu Thai Ker | TED

What Makes a Job "Good" -- and the Case for Investing in People | Warren Valdmanis | TED

Language Shouldn't Be a Barrier to Climate Action | Sophia Kianni | TED Countdown

How Moms Shape The World | Anna Malaika Tubbs | TED

Why a Free and Fair Internet Is More Vital than Ever | Priscilla Chomba-Kinywa | TED

Use Your Voice, Vote and Wallet for Climate Action | Halla Tómasdóttir | TED

A King Cobra Bite -- and a Scientific Discovery | Gowri Shankar | TED

Virginia Smith: The global risk of flooding -- and how to turn the tide | TED

Jim Hagemann Snabe: Dreams and details for a decarbonized future | TED Countdown

Karen Lellouche Tordjman: Siri, Alexa, Google ... what comes next? | TED

Tom Osborn: A new way to help young people with their mental health | TED

Vishaan Chakrabarti: A vision of sustainable housing for all of humanity | TED Countdown

Peachy Liv: How to protect your mental well-being online -- from a Gen-Zer | TED

Jane Velkovski: The life-changing power of assistive technologies | TED

Nkosilathi Nyathi: A next-generation solution to the climate crisis | TED

Elizabeth Zion: The need for family reunification -- to make families whole again | TED

Makhtoum Abdalla: Education is a fundamental right for every child | TED

Adrian K. Haugabrook: 3 ways to lower the barriers to higher education | TED

Dwan Reece: The origins of blackface and Black stereotypes | TED

Eric Hinterman: How going to Mars improves life on Earth | TED

Nyra Jordan: 4 steps to hiring fairly -- and supporting criminal justice reform | TED

Dawn Lippert: Community investment is the missing piece of climate action | TED Countdown

Erin Meezan: What nature can teach us about sustainable business | In The Green

Christina Costa: How gratitude rewires your brain | TED

James Rhee: The value of kindness at work | TED