Some of America’s best scientists (think Einstein and Tesla) immigrated here from other countries. We talk with two economists who’ve calculated their impact on American innovation.
It used to be much harder for the homeless to get permanent housing. But a new push to house the homeless before treating addiction or mental health issues is changing that.
New research into how our brains grew so large flies in the face of the trendy Paleo diet.
We may one day need a silver bullet to cool the climate down. A look at the options - and the unintended consequences.
In hunter-gatherer societies, kids learned through play. In today's world, it's still important for all kids to have more time to do so, a psychologist says.
Aging is a disease — not just an inevitable process. That's according to researcher David Sinclair, who explains why 150 year olds will be good for society.
Technology is not always the answer to eradicating poverty, says a former Microsoft executive. Imagine that.