Our greatest breakthroughs and triumphs have one thing in common: creativity. But how do you ignite it? And how do you rekindle it? On this week's show, TED speakers explore ideas on jumpstarting creativity.

How can a broken piano, an ugly font, or a disrupted commute spark creativity? Tim Harford explores what happens when we allow obstacles to fuel our creativity instead of hindering it.

We've always thought the ability to create art is a uniquely human trait -- but Steve Engels disagrees. He explores how AI is learning to master human tasks ... including artistic ones.

In 2006, Helen Marriage convinced London officials to let a 40-foot elephant puppet parade through the streets. The result? Four magical days that sparked the imaginations of one million people.

If you're experiencing a creative block or feeling uninspired, Marily Oppezzo has a solution: take a walk. She explains how walking helps us to get out of our heads and generate out-of-the-box ideas.