Pills the size of molecules to seek and destroy tumors. Miniscule robots performing surgery inside patients with a precision never before achieved. Nanobots, a billionth of a meter across, fixing mutations in DNA, or repairing neurons in your brain. Such are the possibilities as medicine enters the nano-era.

Known for his work in television, theater, and film, Alan Alda is also a passionate advocate of science. Through his years as host of Scientific American Frontiers, his founding of …

What’s it like to face a faceless world? Acclaimed neurologist Oliver Sacks once apologized for almost bumping into a large bearded man, only to realize he was speaking to a mirror.

Neuroscientist André Fenton’s fascination with the human brain led him to study how we interpret the world. Check him out as he leads a group of students through interactive games …

Roboticist Chad Jenkins’s career started with the Atari 2600 video game, and after tinkering with other games, he began a new career creating robots that can sense, plan, and act …

Amber Straughn brings you on her journey from the big sky of her hometown in Arkansas to studying astrophysics at NASA and demonstrates the infrared technology that will be crucial …