SciShow
The "Impossible" Propulsion System
Do you remember the exciting rumor about NASA’s EMdrive? Well, now it’s official: NASA has created their own EM drive! Meanwhile, SpaceX has a plan which will make the internet more accessible.
Curated Video
Unpacking the Seasons: How Earth's Tilt Influences Weather Patterns
Explore the fascinating science behind the changing seasons and their impact on weather patterns globally. From the equinoxes that balance day and night to the solstices that mark the extremes of sunlight, learn how Earth's tilt and...
Khan Academy
Khan Academy: How Do Earth and Life Interact?
A look at the 'comfort zone' humans live in, and the interplay of life and the biosphere. [9:58]
Khan Academy
Khan Academy: Measurement: Earth's Tilt 2: Land of the Midnight Sun
How can you tell when to go to bed when the sun never sets? This video discusses how a place on Earth can experience 24 hours of daylight due to the tilt of the Earth. Video very easy to follow. [5:58]
Khan Academy
Khan Academy: Earth's Seasons Aren't Dictated by Closeness to Sun
Explains why Earth's closeness to the Sun does not dictate the seasons. [4:38]
Khan Academy
Khan Academy: Are Southern Hemisphere Seasons More Severe?
Are Southern Hemisphere seasons more severe because of the eccentricity in Earth's orbit? [7:17]
Make Me Genius
Makemegenius: Why Seasons Change
"There are four major seasons in a year- Winter, Summer, Fall, and Spring. In many places in the world rains (rainy time) are considered to be a separate season. These seasons on the earth happen due to earth's movement around the Sun...
Khan Academy
Khan Academy: Solar and Lunar Eclipses
This video answers the following questions: Why don't we have a solar eclipse every new moon (every time the Moon is between the Earth and Sun)? Why don't we have a lunar eclipse every time the Earth is between the Sun and Moon? [5:31]
Khan Academy
Khan Academy: What Causes Precession and Other Orbital Changes
Sal Khan explains the cause of precession and other orbital changes. [2:06]
Sophia Learning
Sophia: The Sun and Moon: Lesson 2
This lesson will analyze the role of the sun and moon relative to the earth's orbit. It is 2 of 4 in the series titled "The Sun and Moon."
Other
Brad Freese: Earth's Tilt and the Seasons
This brief animation will help clarify how the tilt of Earth's axis causes the change of seasons. [0:34]
CGP Grey
Cgp Grey: Grey Explains: What Is a Leap Year?
Explains why we have leap years, how calendars work, and why we will never have a perfect calendar. [3:58]