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

Rives: The Museum of Four in the Morning

The bridge between suicide and life | Kevin Briggs

Comics that ask "what if?" | Randall Munroe

Stanley McChrystal: The military case for sharing knowledge

Maybe the best robot demo ever | Marco Tempest

Color blind or color brave? | Mellody Hobson

Population pyramids: Powerful predictors of the future - Kim Preshoff

Andrew Bastawrous: Get your next eye exam on a smartphone

Are athletes really getting faster, better, stronger? | David Epstein

Autism — what we know (and what we don't know yet) | Wendy Chung

Success, failure and the drive to keep creating | Elizabeth Gilbert

James Patten: The best computer interface? Maybe ... your hands

Dr. Dean Ornish: Your genes are not your fate

A shark-deterrent wetsuit (and it's not what you think) | Hamish Jolly

Climate change: Earth's giant game of Tetris - Joss Fong

Sarah Lewis: Embrace the near win

Matthew Carter: My life in typefaces

Louie Schwartzberg: Nature. Beauty. Gratitude.

Cell vs. virus: A battle for health - Shannon Stiles

The flower-shaped starshade that might help us detect Earth-like planets | Jeremy Kasdin

Norman Spack: How I help transgender teens become who they want to be

Jennifer Senior: For parents, happiness is a very high bar

The family structure of elephants - Caitlin O'Connell-Rodwell

David Brooks: Should you live for your résumé ... or your eulogy?

Gabby Giffords and Mark Kelly: Be passionate. Be courageous. Be your best.

David Sengeh: The sore problem of prosthetic limbs

Hidden miracles of the natural world | Louie Schwartzberg

Christopher Emdin: Teach teachers how to create magic

Amanda Burden: How public spaces make cities work

History vs. Vladimir Lenin - Alex Gendler

Lawrence Lessig: The unstoppable walk to political reform

Jennifer Golbeck: The curly fry conundrum: Why social media "likes" say more than you might think

Why giving away our wealth has been the most satisfying thing we've done... | Bill and Melinda Gates

Allan Adams: The discovery that could rewrite physics

TED, the Musical

Why I must come out | Geena Rocero

Del Harvey: The strangeness of scale at Twitter

Ed Yong: Suicidal wasps, zombie roaches and other parasite tales

Bran Ferren: To create for the ages, let's combine art and engineering

My Daughter, Malala | Ziauddin Yousafzai | TED Talks

Where's Google going next? | Larry Page

Charmian Gooch: My wish: To launch a new era of openness in business

What I learned from going blind in space | Chris Hadfield | TED

How we take back the internet | Edward Snowden

Grammar's great divide: The Oxford comma - TED-Ed

Toby Shapshak: You don't need an app for that

From the top of the food chain down: Rewilding our world - George Monbiot