TED follows Nicholas Negroponte to Colombia as he delivers laptops inside territory once controlled by guerrillas. His partner? Colombia’s Defense Department, who see One Laptop per Child as an investment in the region. (And you too can get involved.)
So the Mars Rovers didn’t scoop up any alien lifeforms. Scientist Penelope Boston thinks there’s a good chance — a 25 to 50 percent chance, in fact — that life might exist on Mars, deep inside the planet’s caves. She details how we should look and why.
General Motors veep Larry Burns previews cool next-gen car design: sleek, customizable (and computer-enhanced) vehicles that run clean on hydrogen — and pump energy back into the electrical grid when they’re idle.
Why build a virtual world? Philip Rosedale talks about the virtual society he founded, Second Life, and its underpinnings in human creativity. It’s a place so different that anything could happen.