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Dan Phillips: Creative houses from reclaimed stuff | Video on TED.com

Louie Schwartzberg: The hidden beauty of pollination | Video on TED.com

Jok Church: A circle of caring | Video on TED.com

AnnMarie Thomas: Hands-on science with squishy circuits | Video on TED.com

Nicholas Christakis: How social networks predict epidemics | Video on TED.com

Carne Ross: An independent diplomat | Video on TED.com

Thomas Heatherwick: Building the Seed Cathedral | Video on TED.com

Stefan Sagmeister: 7 rules for making more happiness | Video on TED.com

Shea Hembrey: How I became 100 artists | Video on TED.com

Aaron O'Connell: Making sense of a visible quantum object | Video on TED.com

Jonathan Drori: The beautiful tricks of flowers | Video on TED.com

John Hardy: My green school dream | Video on TED.com

Aaron Koblin: Artfully visualizing our humanity | Video on TED.com

Damon Horowitz calls for a "moral operating system" | Video on TED.com

Eben Bayer: Are mushrooms the new plastic? | Video on TED.com

Paul Root Wolpe: It's time to question bio-engineering | Video on TED.com

Leonard Susskind: My friend Richard Feynman | Video on TED.com

Tim Harford: Trial, error and the God complex | Video on TED.com

Daniel Tammet: Different ways of knowing | Video on TED.com

Amber Case: We are all cyborgs now | Video on TED.com

Sebastian Seung: I am my connectome | Video on TED.com

Matt Cutts: Try something new for 30 days | Video on TED.com

Joshua Walters: On being just crazy enough | Video on TED.com

Robert Hammond: Building a park in the sky | Video on TED.com

Patricia Kuhl: The linguistic genius of babies | Video on TED.com