Presents the life and accomplishments of the Polish-born chemist, discussing her discovery of radium and the development of the use of X rays in medicine.

Describes the life and career of Pablo Picasso, discussing his great impact on twentieth-century art.

When she was growing up in Waxahachie, Texas, in the early 1900's, young Bessie Coleman had to do without a lot of things. Because she was black, she went to inferior schools. Because her mother worked to support the family, Bessie often had to stay at home to watch her younger sisters. But Bessie Coleman always knew she would make something of her life. In 1920 she became the first African-American woman to fly an airplane. Struggling against prejudice...

Biography of the life and accomplishments of a scientist, inventor, researcher, and engineer who contributed to the field of electromagnetism in the 19th and 20th centuries.

Have you ever stared into the night sky, full of stars and planets? As a kid, Neil deGrasse Tyson was star-struck when he first visited a planetarium. The universe was calling him. Tyson pursued his interest in astronomy and studied to be an astrophysicist. In 1996, he became the director of New York's Hayden Planetarium. He is passionate about teaching people about the universe. Known for making science fun and easy to understand, he has hosted and...

Have you ever wished you could use technology to improve people's lives? Ever since he was a teenager, Sebastian Thrun wanted to build machines that helped people. So far, Thrun has developed robots that can be tour guides and nurses and can help save miners trapped underground. In 2004, he won a US Department of Defense contest by building a car that could drive itself. Since then, the self-driving cars he developed have been tested on more than...

Have you ever watched a home video that went viral on the Internet? Then you've probably heard of the company YouTube. YouTube was created by Steve Chen, Chad Hurley, and Jawed Karim in 2005. When these three friends wanted to share a video from a party, they realized they were on to something. They thought other people would want an easy way to share videos online too. The website they built quickly became the most popular online video community...

After immigrating from India to the United States, Ruchi Sanghvi made significant contributions to Facebook, blazing a train for female computer engineers.

Do you enjoy snapping photos or taking movies of your adventures? So does Nick Woodman-but when he was growing up, most of his activities weren't camera-safe. Woodman was a diehard surfer. He couldn't hold a camera-or keep it dry-while he was boarding. So many of his memorable moments went unrecorded. As an adult, Woodman set out to invent a camera that's easy to use anywhere. The result was GoPro-a company that builds sturdy, waterproof, wearable...

Have you ever wondered how the universe began? Growing up, Brian Greene's father taught him to think about the world in different ways. Greene was curious about how it all worked. He set out to find answers to big science questions. At Harvard University, Greene studied physics and was named a Rhodes Scholar, an honor only the most gifted students receive. He was fascinated by the new theories explaining the universe, but he wanted to share his fascination...