Risultati per "E A Johnson" in Fisica

Les Johnson takes you on a thrilling tour of the physics and technologies that may enable us to reach the stars. He discusses the latest exoplanet discoveries, promising interstellar missions on the not-so-distant horizon, and exciting new developments in space propulsion, power, robotics, communications, and more. But interstellar travel will not be easy, and it is not for the faint of heart. Johnson describes the harsh and forbidding expanse of space that awaits us, and he addresses the daunting challenges that we need to overcome in order to realize tomorrow's possibilities.

How big is the universe? In the early twentieth century, scientists took sides. One held that the entire universe was contained in the Milky Way galaxy. Their champion was the strong-willed astronomer Harlow Shapley. Another camp believed that the universe was so vast that the Milky Way was just one galaxy among billions—the view that would prevail, proven by the equally headstrong Edwin Hubble.

Explore the physics behind the world of Star Wars, with engaging topics and accessible information that shows how we’re closer than ever before to creating technology from the galaxy far, far away—perfect for every Star Wars fan! Ever wish you could have your very own lightsaber like Luke...

A leading astronomer and gifted teacher takes readers on a wondrous tour of how science confronts the big questions—about the universe’s origins, destiny, and fundamental nature—and how it contends with the limits of our knowledge Humans have learned a lot about the world around us and the...

This podcast discusses the history of scientific thought and tells stories about the greatest scientific discoveries and the scientists who made them. There may also be an inordinate amount of Xennial-related references thrown in along the way. Episodes will be released every two weeks on Fridays! Thanks for listening.

*The inside story of the Oxford AstraZeneca vaccine, from two of the leading scientists who created it. Fully updated for paperback publication with a preface and a new chapter .* This is the story of a race - not against other vaccines or other scientists, but against a deadly and devastating...