Curated Video
Understanding Mass Numbers, Atomic Numbers, Isotopes, and Counting Particles in Atoms
The video explains the concepts of mass numbers, atomic numbers, and isotopes in chemistry. It discusses the structure of an atom, the relationship between the number of protons and electrons in neutral atoms, and how elements are...
Curated Video
Introduction to Bonding and Ions
In this video, the speaker explains the concept of electronic structures and bonding in chemistry. They start by discussing noble gases and their highly stable electronic structures with full outer shells. They then explain how metals...
Curated Video
Introduction to Noble Gases: Properties and Trends
This video discusses Group 0 elements, also known as the noble gases, which are known for their complete outer shell of electrons and unreactivity. The video examines the electronic structures and physical properties of each of these...
Next Animation Studio
Real life 'Death Star' observed destroying planets in its own solar system
A dying star is ripping apart planets in its own solar system, according to a team of astronomers who published a paper yesterday in the journal Nature. The star, called WD 1145+017, is a white dwarf in the constellation Virgo. The...
Professor Dave Explains
Intermolecular Forces and Boiling Points
Why do different liquids boil at different temperatures? It has to do with how strongly the molecules interact with each other. Find out all the different ways, and how to use them to make predictions about matter!
NASA
NASA | Afterschool Universe: Stellar Fusion Demonstration
Afterschool Universe is an out-of-school-time astronomy program for middle school students that explores basic astronomy concepts through engaging hands-on activities and then takes participants on a journey through the Universe beyond...
Curated Video
Exploring Neptune: The Farthest Planet of the Solar System
Neptune is the farthest planet from the sun in our solar system. It has 14 known moons and five rings. Learn more about Neptune and its climate.
Curated Video
Elements Review
Let's take a look back at the elements helium, tin, calcium, palladium, and lead.
NASA
NASA | Suzaku: The Intergalactic Prospector
Recently astronomers used the Suzaku orbiting X-ray observatory, operated jointly by NASA and the Japanese space agency, to discover the largest known reservoir of rare metals in the universe. Suzaku detected the elements chromium and...
TMW Media
Uranus & Neptune, Gas Giants: Characteristics of Uranus and its moons
How long did it take Voyager 2 to reach Uranus? How far is Uranus to the sun? What are the layers of Uranus made of? Uranus & Neptune, Gas Giants, Part 1
NASA
The Solar Wind: A Heliophysics Sea Shanty (The Wellerman parody)
Parodying the classic sea shanty "The Wellerman," “The Solar Wind: A Heliophysics Sea Shanty” illuminates one of the primary connections between the Sun and Earth, the solar wind. The solar wind is a constant outflow of magnetized...
Curated Video
Introduction to Orders of Magnitude in Chemistry
This video explains the concept of orders of magnitude and how it can help in expressing very small and very large numbers conveniently in chemistry calculations. The video covers the use of decimal prefixes for small and large numbers...
Professor Dave Explains
Periodic Table Part 9: Noble Gases (He, Ne, Ar, Kr, Xe, Rn, Og)
It's time to check out Group 18 on the periodic table, the noble gases. This includes helium, neon, argon, krypton, xenon, radon, and oganesson. What can we say about their properties, reactivities, and applications? Let's find out!
Professor Dave Explains
IIT/JEE Chemistry Practice #21: Properties of Gases
Practice REAL problems from actual past IIT/JEE exams with Professor Dave!
Visual Learning Systems
Exploring the Building Blocks of Matter: Comparing Different Types of Atoms
Upon viewing the Exploring the Building Blocks of Matter video series, students will be able to do the following: Understand that the quest to better understand the building blocks of matter has transpired over the past several thousand...
Professor Dave Explains
Practice Problem: Nuclear Reactions
We've learned about all the different types of nuclear reactions that can occur, so given this word problem, can you find the missing nuclide?
Professor Dave Explains
Practice Problem: Density of a Gas
If we can use the ideal gas law to find the molar mass of a gas and therefore identify the gas, what can we do with the density of a gas? Well, pretty much the same thing, it just involves one extra calculation, so let's give it a try!
TMW Media
Properties Of Water: Future use of water
What research is being conducted currently? How does it work? If successful, how can it help society? What careers deal with science and water?
Properties Of Water, Part 5
Curated Video
How Long Would You Survive On Each Planet?
Without a spacesuit, there is no chance of surviving in the scary cosmic void. In science fiction movies, we often see people’s heads exploding or being frozen by the apparent pressure differential or lack of heat, respectively. As long...
Curated Video
Planets: From Ancient Beliefs to Modern Discoveries
From the ancient beliefs of Earth being the center of the solar system to the discovery of other planets orbiting the Sun, we delve into the history and classification of these celestial bodies. A planet is an astronomical or celestial...
Step Back History
SN 1054: When we Witnessed the Birth of a Nebula
This is a story about how humans in 1054 AD witnessed the supernova that created the crab nebula.
FuseSchool
In Depth: Atomic Mass Units
Learn the basics about Atomic Mass Units. The atomic mass is used to find the average mass of elements and molecules and to solve stoichiometry problems. Find out more in this video!
Vlogbrothers
Everything a Normal Person Needs to Know About Helium
Helium is so great...and we are running out of it, but also we are not running out of it.
Curated Video
Nuclear Fission and Fusion: Release of Energy from Atomic Nuclei
The video explains two processes involving atomic nuclei that release large amounts of energy - nuclear fission and nuclear fusion. The video explains how uranium 235 can be made to undergo nuclear fission and also discusses the concept...