New evidence points to the evolution of the ability for bacteria to grab nitrogen from the atmosphere some 3.2 billion years ago, about 1.2 billion years earlier than thought—with implications for finding extraterrestrial life. Lee Billings reports
Stars Reveal Hidden Galaxy
A dwarf galaxy near the Milky Way may consist of more dark matter than regular matter.* Clara Moskowitz reports
In Our Computers, Ourselves, a look at the ways technology affects us, and the main question is : Are computers changing human character? You'll hear from cyborgs, bullies, neuroscientists and police chiefs about whether our closeness with computers is changing us as a species.To ...Show more
We've been building computers to think like us for years, but our ability to replicate human senses has been impossible. Until now. Evolutionary biologist and broadcaster Professor Ben Garrod, is off to meet some of the sensory innovators and technological pioneers who are develo ...Show more
Whether it's gossiping over a drink, teaching our children, or politicians debating we use words to communicate with each other and share ideas. It’s what makes us human. But what if we can’t? Could it be possible to broadcast our thoughts directly from our brains without the nee ...Show more
Can reading the mind allow us to use thought control to move artificial limbs? Neuroscientist Miguel Nicolelis, is one of the world's leading researchers into using the mind to control machines. One of his aims is to build a suit that a quadriplegic person can wear and control so ...Show more