To sail on winds of sunlight has long been a dream of rocket scientists. The Planetary Society, a nonprofit that promotes space exploration, announced Monday that it would send the... Read more
On TV and the Lecture Circuit, Bill Nye Aims to Change the World As the car pulled into the parking lot of a Starbucks, William Sanford Nye unknotted his trademark bow tie and slip... Read more
Imagine an insect repellant that not only is thousands of times more effective than DEET — the active ingredient in most commercial mosquito repellants — but also works... Read more