A dynamic, three-part feature explores what caused mass extinction of the dinosaurs at the end of the Cretaceous period. Computer animations, interviews, and on-site footage from around the world divulge evidence that it was the K-T...

What will you do with an extra 30 seconds? Scholars learn that December 22nd is 24 hours and 30 seconds long, which classifies it as the longest day of the year. An engaging video lesson analyzes Earth's orbit in combination with its...

Was Earth born as a Blue Planet? Discover where water came from with a video from an intriguing science playlist. The resource covers the three most likely origins of water, how scientists differentiate between comet and asteroid water,...

What do Newton's Law of Gravitation and the moon's orbit have in common? Assist pupils as they view a short video segment and learn the gravitational methods of the moon and earth. They learn the reason why and how these have changed...

While clouds may not make for the most enjoyable weather, they play an important role when it comes to regulating the temperature of the earth. Watch this video and learn how these giant masses of water droplets actually help to...

Where does the sun go at night? Don't worry, it's just facing the other side of the earth. Learn about Earth's axis, tilt, rotation, revolution, and what all this means for your summer vacation with an engaging earth science video.

Is the hottest part of the day at noon, when closest to the sun, or later in the afternoon, when the land holds in the heat? Scholars observe the temperatures over a few days as Earth rotates into sunlight and view a flat map of the...

Lake Maracaibo, a bay connected to the Gulf of Venezuela, is the most lightning-struck place on Earth. Learn about the conditions that make it so, in this short video. 

Have you ever wondered how clouds float in the sky, or why they seem to change so much in just a few minutes. Watch a short video about the way clouds are identified and named, and how they are affected by the Earth's conditions.

How does your brain manipulate and store information? The installment of the Veritasium playlist explains the role of long-term and working memory. The lesson shows psychological problems and tests to illustrate these roles.

Could a white Christmas in July ever actually happen? PBS's series on space time and measurement presents a video discussing how our ideas about the seasons won't hold true forever! The narrator explains how Earth's gyroscopic behavior...

Do the summer and winter solstices mark the beginning of the warmest and coldest quarters of the year? After an introduction of scientific concepts related to seasons, an informative video explains how the Romans are responsible for...

The Sun's analemma, or its apparent figure-eight pattern as it moves across the sky, is the topic of a short video that explains the science behind this trajectory.

It's easy to take for granted the the importance of electricity in modern society, and even easier to overlook the environmental cost that is paid for all that energy. Watch as this video explores the detrimental impact...

It was just another day of fishing at the local pier when a man unknowingly reeled in a fish thought to be extinct for 65 million years. This short video explains how scientists were surprised to discover that this 360 million year...

By watching the engaging video, young scholars learn the cause of tides and their effect on the earth and its rotation. The narrator explains the relationship between gravity and the location of the earth in relation to the moon and...

Do other planets experience night, day, and the seasons like humans do here on Earth? Examine planetary motion using real images of the planets through a simulation from PBS's Space lesson series. After observing the motion of each...