Why humans run the world | Yuval Noah Harari | TED

How blood pressure works - Wilfred Manzano

Marlene Zuk: What we learn from insects’ kinky sex lives

Garth Lenz: The true cost of oil

Larry Smith: Why you will fail to have a great career

Jonathan Foley: The other inconvenient truth

Megan Kamerick: Women should represent women in media

Alec Soth + Stacey Baker: This is what enduring love looks like

Ash Beckham: When to take a stand -- and when to let it go

Everything you think you know about addiction is wrong | Johann Hari | TED

Memory Banda: A Warrior’s Cry Against Child Marriage | TED

Latif Nasser: The amazing story of the man who gave us modern pain relief

The surprising thing I learned sailing solo around the world | Dame Ellen MacArthur

Chip Kidd: The art of first impressions — in design and life

Do we see reality as it is? | Donald Hoffman | TED

The first secret of great design | Tony Fadell

Why we laugh | Sophie Scott

Chris Milk: How virtual reality can create the ultimate empathy machine

What really happens to the plastic you throw away - Emma Bryce

The price of shame | Monica Lewinsky | TED

The benefits of a good night's sleep - Shai Marcu

The power of believing that you can improve | Carol Dweck | TED

Anastasia Taylor-Lind: Fighters and mourners of the Ukrainian revolution

The Art of Stillness | Pico Iyer | TED

What does the liver do? - Emma Bryce

Michael Green: What the Social Progress Index can reveal about your country

Photos that give voice to the animal kingdom | Frans Lanting

Kitra Cahana: My father, locked in his body but soaring free

Glenn Greenwald: Why privacy matters

How do vitamins work? - Ginnie Trinh Nguyen

A brief history of melancholy - Courtney Stephens

Eman Mohammed: The courage to tell a hidden story

I am the son of a terrorist. Here's how I chose peace | Zak Ebrahim

Why we love repetition in music - Elizabeth Hellmuth Margulis

Why does the universe exist? | Jim Holt | TED

How playing an instrument benefits your brain - Anita Collins

Ze Frank: Are you human?

Shih Chieh Huang: Sculptures that'd be at home at the bottom of the ocean

How do you explain consciousness? | David Chalmers

Paul Bloom: Can prejudice ever be a good thing?

Which country does the most good for the world? | Simon Anholt

How to speak so that people want to listen | Julian Treasure | TED

Billy Collins: Two poems about what dogs think (probably)

Kwame Anthony Appiah: Is religion good or bad? (This is a trick question)

I'm not your inspiration, thank you very much | Stella Young

The psychology of your future self | Dan Gilbert

How the heart actually pumps blood - Edmond Hui

Why good leaders make you feel safe | Simon Sinek | TED