PBS
Superluminal Time Travel + Time Warp Challenge Answer
By choosing the right path and the right reference frames, any superluminal motion can lead to information or objects returning to their origin before they depart.
PBS
Is The Alcubierre Warp Drive Possible?
Inspired by Gene Roddenberry's Star Trek, physicist Miguel Alcubierre set out to transform one of the cornerstones of science fiction iconography, the Warp Drive, into reality. But is it even possible? Can we "warp" the fabric of reality...
Crash Course
Special Relativity: Crash Course Physics
So we've all heard of relativity, right? But... what is relativity? And how does it relate to light? And motion? In this episode of Crash Course Physics, Shini talks to us about perspective, observation, and how relativity is REALLY weird!
Visual Learning Systems
The Amazing Universe: Distances in Space
This show explores the fascinating features of the universe, the different types of galaxies in our solar system and the position of our solar system in the Milky Way Galaxy. Other terminology includes: constellations, spiral galaxy,...
Economics Explained
The Economy of The Star Wars Galaxy
A long time ago, in a galaxy far far away. The star wars universe centered in this galaxy has of course been the center of many stories filled with action intrigue and mindless cash grabs for toy licensing, but it is also home to an...
Visual Learning Systems
Our Galaxy and Stars: Distances in Space
This captivating series of programs explores many of the amazing features of our universe. Special attention is given to our solar system, distances in space, and stars. Terminology and concepts include: Milky Way Galaxy, light-year,...