Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
Getty Images
city traffic at night. Car headlights and tail lights out of focus
city traffic at night. Car headlights and tail lights out of focus
University of Nottingham
University of Nottingham: Periodic Table of Videos: Xenon
A look at xenon, specifically the experiment Neil Bartlett performed to learn more about this element. [5:36]
PBS
Pbs Kids: Design Squad: Mesmer Tube
Find out what a Mesmer tube is and what happens to the gas inside it when charged with electricity. [0:50]