Where NASA Believes Extraterrestrial Life May Be Found
Does life exist outside of Earth? If so, where could it be? This video will explore the outer solar system, looking for where life in the planets, moons and more. Contains some beautiful images of moons found in our solar system.
How The Earth Moves
Learn about the movement of the Earth around the Sun and how its effect on how we measure time. This is a good explanation of time zones and how Earth’s orbit has affected our calendar.
Viruses – An Explanation About What They Are
Professor Dave talks about viruses and what exactly a virus is. Are they alive and how do they infect a host spreading diseases?
25 Facts About Saturn’s Rings
25 facts about the rings of Saturn. Contains stunning photos of the planet Saturn and its rings. Dutch astronomer Christiaan Huygens was the first person to view and identify the rings in 1655. Saturn’s rings are made of billions of pieces of ice and
Robotic Cattle Herding
Robotic cowboys, controlled by operators standing on a catwalk above pens, improve safety by keeping humans away from cattle. Cattle can weigh up to 1300 pounds. The robotic cattle herders are controlled using joysticks.
