Weatherthings
Weather Things: Climate Defined
Climate is the average type of weather that a region has. It is defined by temperature and moisture. Proximity to oceans and large mountain ranges defines climate too, depending upon the prevailing wind. While climates change over...
Curated Video
Endangered rhinos get radioactive implants to deter poachers
Scientists in South Africa have injected radioactive material into the horns of several rhinos as part of a new push to deter poaching.
Curated Video
End of a nuclear era
It’s the end of a nuclear era when the Nuclear Research Universal Reactor in Chalk River, Ont., shuts down on Saturday after running for more than 50 years
Curated Video
Winnipeg facility that produces essential cancer-screening material fails inspection for 4th time
The Winnipeg Cyclotron Facility makes medical isotopes, which are critical in detecting certain cancers. It has failed its most recent Health Canada inspection and is at risk of being temporarily closed, which would delay cancer...
Bridgeman Arts
A is for Atom part 2 - 1952 Cold War-era cartoon about atomic energy
American animation about atomic energy - atom - nuclear. Dr Atom illustrates the way protons , neutrons and electrons function. Periodic table of elements - elements are represented by buildings - explanation of function of isotopes -...
AFP News Agency
VOICED : Scientists have front row seat to Arctic warming
VOICED : Scientists have front row seat to Arctic warming
AFP News Agency
CLEAN : Scientists have front row seat to Arctic warming
CLEAN : Scientists have front row seat to Arctic warming
Crash Course
Nuclear Chemistry
Radioactivity and nuclear chemistry, transmutation of elements and isotopes, calculating half lives and radioactive decay. Introduce these concept and more with a video on carbon dating. The show concludes with an explanation of...
Mystery of Matter
Mysteries of the Periodic Table, Part 5: Isotopes
Idiosyncrasies caused by isotopes baffled scientists for more than half a century. Learners examine a thorough review of the historical discovery of isotopes in the fifth and final video in the series Mysteries of the Periodic Table....
TED-Ed
Why Do Hospitals Have Particle Accelerators?
Viewers gain insight into medical technology with a short video that examines how PET scanners can track FGD injected into a patient's body to find tumors.
American Chemical Society
What Are Isotopes? Chemistry Basics
Use animations to explain the concept of an isotope. Young scholars view a lesson from the Reaction series dedicated to isotopes. They learn what an isotope is and why they are important to complete a great back-to-basics lesson.
PBS
Did Raptorex Really Exist?
Ancient fossils have many stories to tell. Scientists must use different strategies to read these remnants. A video lesson explains how archeologists use different strategies to date each specimen. The timeline of a fossil helps identify...
Be Smart
How Atom Bombs Can Uncover Forged Art
Art forgeries are works of art themselves? How can inspectors tell real art from fake? A video from the a large science playlist explores the techniques practiced by expert forgers and the subtle science behind telling a masterpiece from...
PBS
What Happened to the World's Greatest Ape?
Gigantopithecus was the greatest of the great apes! Whatever became of them? Take a journey to Asia and explore the forests and grasslands that were once home to the large primate using a video from an extentsive biology playlist....
JFR Science
Average Atomic Mass: Why Are There Decimals on the Periodic Table?
How do you count half of a neutron? Solve the mystery of those awkward atomic masses that contain decimals with a video from JFR Science. The narrator shows viewers how to calculate the average atomic mass using the relative abundances...
JFR Science
Isotopes and Half-Life: What Are Medical Isotopes?
How do medical professionals use radiation without doing more harm than good? Budding nuclear chemists begin their study of all things radioactive with a video from the JFR Science playlist. Topics include differences between isotopes,...
Socratica
Chemistry: Average Atomic Mass (AMU, Daltons, etc.)
Scientists created a new measurement, the atomic mass unit, which is defined as carbon 12 = 12amu. So why isn't carbon listed as having exactly 12 amu on the periodic table? An installment from the Socratica chemistry playlist answers...
Teacher's Pet
Atomic and Molar Mass
Teach the connection between isotopes and atomic mass. An engaging video demonstrates the calculation of the atomic mass of carbon when considering its isotopes. The instructor then shows the connection to molar mass.
Teacher's Pet
Atomic Mass
Demonstrate the complex process of calculating a weighted atomic mass. Given the atomic mass of isotopes of a sample, the lesson instructor models the calculation. Multiple examples give learners the opportunity to review the process.
Teacher's Pet
The Nucleus
Explore the makeup of the atomic nucleus. A video lesson describes the subatomic particles of the nucleus. The instructor explains the connection between the mass and atomic numbers and the isotopes of an atom.
Veritasium
What Are Atoms and Isotopes?
Atoms may make up everything, but what are they made of? The narrator asks patrons at a local park what atoms are in an interview-style video. He then creates an atomic model and adds a neutron to it, opening the discussion to isotopes.
Fuse School
Why Aren't All Atomic Masses Whole Numbers?
Since an atom can't have a partial neutron, the atomic mass should always be a whole number, but it isn't! An interactive video lesson explains how the atomic mass number from the periodic table incorporates the isotopes of an element....
Fuse School
What are Radioactive Isotopes (Radionuclides)
Create a little excitement with a radioactive resource! An engaging lesson builds a solid understanding of the nature of radioactive isotopes. The narrator explains the desire of a nucleus to become stable, which leads to radioactive...