Ecologist and explorer Mark Moffett has trekked across the globe to document new animal species and behaviors. Just like the creatures he studies, Mark can be found crawling in the …

Fred Kavli, a Norwegian-born U.S. citizen, was a physicist, entrepreneur, business leader, innovator and philanthropist dedicated to supporting research and education that has a positive, long-term impact on the human …

Invention and innovation are the mark of robotics engineer Dennis Hong’s lab. Watch as he demonstrates some of the remarkable robots that his team has built. The robots walk on …

Marcia Bartusiak joins Kip Thorne, Laura Danly and Rainer Weiss to demonstrate how two observatories on opposite sides of the country, called LIGO (Laser Interferometer Gravitational-wave Observatory), may open a new window on observing the cosmos—one based not in light but in gravity.

We make tools. It defines us. But since the first proto-human tied a stick to a stone, tools have also been making us. Join our panel of philosophers, anthropologists, and …

A universe that continually expands has long been the dominant cosmological framework. But a universe that undergoes cycles of expansion and contraction, perhaps for all time, has recently been analyzed …