Many religions and diets suggest fasting, but what does the science say about this method? An interesting video takes on fasting from an evolutionary and scientific perspective as part of a larger biology playlist. It discusses the...

Humans require iron, especially in the blood, but it can cause death in high quantities. The entertaining video discusses the chemical element iron. It demonstrates dangerous experiments while discussing the unique properties of this...

Many manufacturing processes require vanadium, though many people have not heard of it. The 23rd video in a series of 118  about chemical elements explores vanadium. It shares multiple samples in different formats including wire,...

Titanium is the only metal that can completely fuse with bone, and it usually isn't attacked by the body's immune system. Titanium stars in the 22nd video of 118 exploring each element in the periodic table. The general properties and...

The average adult human body contains around 1 kg, or 2 pounds, of calcium. The 20th video in a series focusing on each of the 118 chemical elements discusses calcium. It describes the properties, forms, and many uses of the element....

Many scientists consider potassium evil. The enchantingly explosive video demonstrates just some of the dangers of this element. It covers the basic facts, common reactions, and safety considerations when working with potassium. The...

The German army used chlorine gas as chemical warfare in WWI. The 17th video in a series of 118 about chemical elements discusses the element chlorine. It introduces basic facts and some fascinating experiments proving the dangers...

Some of the earliest tools, sharp flints, were made from silicon—the same material that today makes semiconductors! The brief video describes the abundance of silicon, the properties, and the many applications. The video is the 14th in a...

Magnesium is the eighth most abundant element in Earth's crust, the ninth most abundant element in the universe and the 11th most abundant in the human body. A video on chemical elements focuses on magnesium. It describes the properties,...

Sodium provides entertainment through art and explosives in a fiery video. It highlights the properties of the element as well as some applications. 

Fluorine exists as a toxic gas that is also highly reactive. The ninth video in a series highlights the rarity, dangers, and properties of the element before presenting a couple of demonstrations using fluorine—some that even most...

Oxygen appears blue in both the liquid and solid states. The eighth video in a playlist about chemical elements discusses oxygen as both a gas and a liquid, and multiple demonstrations show the properties of oxygen.

Most people realize graphite is soft and black while diamonds are strong and clear. So how can these be made of the same element? The sixth video in a series about chemical elements discusses carbon. The most versatile element appears in...

In some countries, beryllium goes by the name glucinium. The fourth video in a series about chemical elements explains the unique properties of beryllium as well as its uses. It also highlights the dangers of working with beryllium in...

Helium is the second most common element in the universe, yet we are running out of helium on Earth. A video on this important element includes common reactions, uses, and concerns that scholars need to know to understand helium.

Hydrogen collects under roofs and overhangs, presenting an explosive hazard.  A video describes the properties of hydrogen and highlights a few functions of hydrogen, including providing power and nuclear bombs.

Who's the most important person on a film set? The legendary actor? The influential producer? The head electrician? Or the person who needs to understand the roles of all three? A Crash Course video on film production focuses...

Everyone knows that films have producers, but not everyone knows exactly what a producer does. An informative video explains what an executive producer, line producer, senior producer do, who can end up with an honorary producer credit,...

The movies and television shows we enjoy always look effortlessly professional, but the truth is, the work involved in film production is anything but effortless. A thorough video on film production explains the departments below the...

Do you have a brilliant idea for a movie? Where does it take place? Who should star in it? Who will want to see it? Filmmakers must consider these questions and more as they pitch their film ideas. Explore the art of pitching a film, as...

The biggest blockbuster of the year, the funniest romantic comedy, and the most emotional independent film all started in the same way: on the page. Young filmmakers learn about the role of the screenplay, as well as important parts of...

Some of the boldest films in history have been documentaries or experimental films. Explore non-narrative cinema and its avant-garde techniques with a short video about a creative faction in film history. Additionally, the video...

Beavers change the landscape and ecosystems in which they live. They also act as a keystone species and need to be protected. Learn more in an engaging video that is part of a larger playlist exploring biology.

Plants react to many different stimuli, but do they think? After many years, scientists now have a definite answer. A video shares the theories and facts as part of a larger biology playlist. From plants listening to music to plants...