Periodic Videos
Oganesson
In the 12 years following 2005, scientists only produced four atoms of oganesson. While scientists know very little about this element, it completes the Mendeleev periodic table. The possible finale to the series on chemical elements...
Periodic Videos
Moscovium
Each atom of moscovium costs millions of dollars to produce and only lasts for a few seconds—that's not a lot of bang for your buck! Scholars learn more about the synthetic element and its properties from a chemistry professor.
Periodic Videos
Nihonium
Scientists named the element nihonium after Japan—the place where it was first discovered. Scientists spent years trying to create one atom of nihonium before finding success. A chemistry professor explains the properties of the element...
Periodic Videos
Roentgenium
Scientists originally produced three atoms of roentgenium in 1994. Learn more about the creation of the element and the scientist it was named for in an engaging episode of a playlist on the periodic table.
Periodic Videos
Meitnerium
Lise Meitner discovered nuclear fission but couldn't win the Nobel prize. Because Meitner was a female, her name was excluded from the paper. Later, she was honored by having an element, meitnerium, named after her. Young...
Periodic Videos
Bohrium
Bohrium was originally named neilsbohrium until the IUPAC rejected the label because it included a Christian name. Viewers learn more about the creation of bohrium, its properties, and the many debates about the proper name for this...
Periodic Videos
Rutherfordium
Physicist Ernest Rutherford might have hated chemistry, but we love his contribution to science! Rutherford won the Nobel Prize in chemistry. Viewers learn about this interesting man through a look at his personal photos, research, and...
Periodic Videos
Mendelevium
The first sample of mendelevium consisted of only 17 atoms created one atom at a time. The useless, synthetic element opens the doors to many discussions. From the arrangement of the periodic table to the definition of alcohol, chemists...
Periodic Videos
Einsteinium
Einsteinium was originally discovered in the debris of a large hydrogen bomb. The synthetic, radioactive element has few known properties, yet a recognizable name. Scholars hear about the element from a chemist who has a resemblance to...
Periodic Videos
Curium
Curium, discovered in 1944 in Chicago, happens to be highly radioactive. Learn more about the synthetic element with a video from a larger series on each of the chemical elements. A chemist describes the...
Periodic Videos
Neptunium
To ensure safe long-term nuclear waste storage, scientists need to understand neptunium. Young scientists learn about a radioactive element with the help of multiple professors and chemists. They observe samples of neptunium as they hear...
Periodic Videos
Americium
In your home, there exists a radioactive element found in nuclear waste—in fact, likely there are multiple samples and they could save your life. Learn many other interesting facts about americium in the 118-part series about each...
Periodic Videos
Real Plutonium
Most substances decrease in density as they melt, but plutonium doesn't follow that rule. Viewers learn about plutonium while observing experiments using the element. Interesting anecdotes, terrifying properties, and enchanting visuals...
Periodic Videos
Uranium
Should we be afraid of uranium? Video 92 of 118 on the periodic table of elements examines uranium. It covers the facts, misconceptions, dangers, and safety precautions for working with this radioactive element.
Periodic Videos
Protactinium
It's rare, toxic, radioactive, and we have yet to find a use for it ... it's protactinium! Learn the about protactinium's predicted existence, discovery, and properties from a knowledgeable professor. As part of a series of 118...
Periodic Videos
Thorium
Is thorium the key to future nuclear power plants? This concept and more become the focus of video 90 in the 118-part series on chemical elements. The professor shares the properties of thorium as well as the future possibilities of a...
Periodic Videos
Actinium
Can an element more than 150 times more radioactive than radium be used to cure cancer? A professor shares actinium's properties, applications, and a bit about its discovery a thought-provoking video. This is the 89th installment of a...
Periodic Videos
Radium
The human body deposits radium in the bones, teeth, and marrow, just as it deposits calcium. Learn more about a radioactive element in episode 88 of 118 on chemical elements. The narrator shares the discovery, properties, and...
Periodic Videos
Francium
After many false discovery reports from other scientists, Marguerite Perey first discovered francium in 1939. Learn about how she discovered it and the interesting story behind this famous scientist and her mentors. The video is the 87th...
Periodic Videos
Radon
Radon is a colorless, odorless, tasteless, radioactive gas that exists in most areas of the world. Learn more about the history and competition surrounding the interesting gas. The professor shares the properties and original letters...
Periodic Videos
Astatine
Less than two grams of astatine have ever been produced, making it one of the most rare elements on the periodic table. Young scientists discover aspects of the interesting element that most textbooks don't discuss. They learn about its...
Periodic Videos
Bismuth
Did you know you can find bismuth in pharmaceuticals, paints, and as a replacement for lead? Young scientists observe bismuth in multiple forms as they learn about its properties. Three chemists share their knowledge from different...
Periodic Videos
Thallium
Thallium, once known as inheritance powder, plays a role in many historic murders. Learn more about a mysterious element as the chemistry professor shares his knowledge. He mentions a few properties and historical facts to encourage...
Periodic Videos
Mercury
For many years, mercury was used in thermometers, dental fillings, and fluorescent lights. As scientists better understand the toxicity of this liquid metal, other materials replace these uses for mercury. Young scientists learn about...