TED - Carolyn Porco flies us to Saturn. The most watched and most highly-rated TED talks at the moment. TED: Ideas worth spreading. SBS On Demand. Through the Wormhole: Does Time Exist? When you're having fun, time flies.
Waiting in a traffic jam, not so much. Your birthday was last month, and your mortgage payment is due in a few days. The fact that we perceive time is certainly no illusion. But is it really there, or is it something we invented?