SciShow
Asteroid Fly-By!
Today Emily Graslie of The Brain Scoop gives us the news about a couple of near- misses for our planet and an update on where astronomers think habitable life might be found in other star systems.
SciShow
SciShow Quiz Show: Reid Reimers
Michael Aranda hosts SciShow's new Quiz Show! Hank and Reid have a battle of wits to win prizes for two lucky Subbable Subscribers! Chapters View all MICHAEL ARANDA 0:17 REID REIMERS 0:28 KEITH CHEIM 1:34 SPERM WHALE 4:26 COLLOID 5:30 A...
Crash Course
Distances
How do astronomers make sense out of the vastness of space? How do they study things so far away? Today Phil talks about distances, going back to early astronomy. Ancient Greeks were able to find the size of the Earth, and from that the...
Curated Video
Earth: The Third Planet in Our Solar System
The planet we live on is the third of the four rocky planets in our Solar System. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary...
Curated Video
Measuring Astronomical Distances: The Light Year
This video provides an explanation of how astronomers measure vast distances in space using the concept of a light year. It clarifies that a light year is not a measure of time, but rather the distance that light travels in one year. The...
Flipping Physics
Kepler's Third Law of Planetary Motion
Kepler’s third law is described and demonstrated. This is an AP Physics C: Mechanics topic. Content Times: 0:00 Kepler’s Third Law 1:55 Comparing Planetary Data 3:58 Graphing Planetary Data
Professor Dave Explains
Exploring the TRAPPIST-1 System
We've briefly discussed exoplanets and some methods that we can use to detect them, but we haven't yet looked at any specific ones. You may have heard of the TRAPPIST-1 system that was discovered recently, and for good reason, it's a...
Khan Academy
Khan Academy: Scale of Earth, Sun, Galaxy and Universe: Scale of Solar System
Did you know it would take a jet plane 17 years to travel from the Earth to the Sun? This video lecture shows the scale of solar system by exploring the astronomical unit. Understand how the astronomical unit is used to measure the...