Upon viewing the What is Sound video series, students will be able to do the following: Understand that sound is produced when matter vibrates. Explain that sound energy can travel through air, liquids, and solids, which are generally...

When will the next naked-eye supernova event happen? What will it look like? Will we be safe?

Ring the Bells! It's Christmas Time! Here's an amazing Christmas song for kids! Merry Christmas. Ring the Christmas Bells. Ring the Bells Christmas Song with Lyrics for Kids Ring the bells, it's Christmas time, Christmas time, Christmas...

Areas Related to a Circle part 1/2: In this video, the teacher uses the concept of a circus to explain different formulas related to circles. They cover topics such as circumference, area, and sector, and show how to derive formulas from...

Improving hurricane forecasts means testing historical storms with today's sophisticated models and supercomputers. NASA and NOAA work together in gathering ground and satellite observations, as well as experimenting with research...

NIST materials scientist John Royer explains the science behind “oobleck” – and other shear-thickening fluids – in this NIST in 90 (seconds) video, potentially putting an end to a long-running scientific debate. Royer is the lead author...

This video is a how-to companion video for the Guinness World Records 2019 edition Do Try This At Home section. It shows the viewer how to make a ring-pull necklace using tabs from aluminum cans.

Cellular Reproduction Set: 4. This clip uses animation and microscope images to depict the events of cytokinesis (the division of two cytoplasm).

This nugget explains about rotational equivalents of mass and energy ,it describes the radius of gyration.

Fiber Knotted Keychain with Clay Charm, Part 2

So we know that dendrochronologists study tree rings, but how do these form? Do they form in precisely the same way all the time? They don't, which provides enormous challenges for any researcher. In order to properly construct a...

It explains sources of organic compounds and the unique characteristics of carbon atoms, namely tetracovalency, catenation and formation of strong bonds.

From the section: Introduction to Computer Networks (ICND1). This Section introduces Computer Networks. This includes lectures on Physical Components, Topology, Speed etc. Introduction to Computer Networks (ICND1): Topology

We're putting more and more carbon dioxide and other gases into the atmosphere, which are trapping the sun's energy, and lo and behold, our planet is heating up in response. To fix this, we could cut carbon dioxide emissions, but that's...

An introduction to Friedel-Crafts chemistry.

Steroids have gotten a pretty bad rap! In reality, they're not just the big bad anabolic steroids. This class of molecules includes many vitamins as well as cholesterol. Cholesterol has also gotten a bad rap! We need cholesterol for our...

Footage of erupting volcanoes and earthquakes combined with animations help students to learn the causes and effects of earthquakes and volcanoes on our planets crust. Using animated maps the video helps viewers to understand how...

Golyama Arsenalka mound is a Thracian burial tumulus with a subterranean stone building near the Bulgarian town of Shipka. It dates from the end of 5th century BC. It is composed of a representative facade, a small antechamber and a...

Unprecedented observations of a nova outburst in 2018 by a trio of satellites, including NASA’s Fermi and NuSTAR space telescopes, have captured the first direct evidence that most of the explosion’s visible...

It's the night before the big game! You're carbo-loading! Wait, what are carbs? Did you know that sugar is a carbohydrate? You didn't?! Well, you'd better watch this, my friend. We will cover all the monosaccharides in their linear and...

Researchers theorize that, if nothing is done about the millions of pieces of space junk orbiting Earth, our planet will develop rings made of junk.

Anatomy, function and location of the cricoid cartilage.

This live-action video program is about the word crater. The program is designed to reinforce and support a student's comprehension and retention of the word crater through use of video footage, photographs, diagrams and colorful,...

It describe the characteristic features of Angiosperms and their Life cycle.