In this video excerpt from NOVA scienceNOW, correspondent and New York Times technology columnist David Pogue learns how cutting an onion triggers chemical reactions that change the properties of the onion. Animations illustrate how enzymes are separated from other molecules inside the cells of an o
Hemiacetal formation by nucleophilic addition of alcohols to aldehydes is briefly explained. This is necessary to understand the ring closure in carbohydrates. Original: "Wolfgang Dukorn" Original: German. All translations in this video have been done by the alugha AI.
Explore the rings and moons of Saturn through images from the Cassini spacecraft. Saturn's rings were discovered in 1610 by Galileo Galilei, although he did not see enough detail to know what they were. In 2004, the Cassini spacecraft began capturing unprecedented images of Saturn's atmosphere and t
As a protection against Hungarian equestrian warriors, King Henry I of East Franconia had Werla Castle expanded into a ring rampart at the beginning of the 10th century. Author: ZDF/Terra X-Faber Courtial/Jörg Courtial Translation and redub: alugha (Bernd Korz) Click here to see more videos: htt
The "Wilhelminian Ring" in Berlin around 1900 comprised simple districts such as Wedding, but also nicer districts such as Tiergarten. The plan was for wealthy citizens and workers to live next door to each other. Author: ZDF/Terra X/Story House Productions/Jochen Ruderer/Jürgen Rehberg/ Ronald Ri
Sulfur is the 16th element of the periodic table, and is a non-metal. In its elemental form it is a bright yellow crystalline solid at room temperature. In this video we are going to look at the basic physical and chemical properties of sulfur. We will also discover some real-life applications of s
Why did humans start to get married? Let's find out! Click here to see more videos: https://alugha.com/LifeNoggin Life Noggin is a weekly animated educational series. Whether it's science, pop culture, history or art, we explore it all and have a ton of fun doing it. Follow Us! https://twitter.c
Have you ever wondered why water comes out of your eyes when you get sad? Support Life Noggin on Patreon: https://www.patreon.com/LifeNogginStudios?ty=h Follow Us! https://twitter.com/LifeNoggin https://facebook.com/LifeNoggin Click here to see more videos: https://alugha.com/LifeNoggin Life Nog
Explore the planet Uranus through information gathered by the Voyager 2 spacecraft that first reached the planet in January 1986, more than eight years and 2 billion miles after its launch. As the animation explains, Uranus spins like a top tilted on its side and has a peculiar magnetic field. Rings
How well do you know your heart? Does it ring a bell when you hear the terms "right and left atrium", "pulmonary artery" or "ventricles"? The video explains the function of the human heart, the centre of blood circulation.
Visit http://science.nasa.gov/ for more. On Sunday, February 26th, the moon will pass in front of the sun, transforming rays of sunlight across parts of South America, southern Africa and Antarctica into fat crescents and thin rings of light. Click here to see more videos: https://alugha.com/NASA
Click here to see more videos: https://alugha.com/NASA Visit http://science.nasa.gov/ for more. Cassini is in the process of executing 22 daring ‘Grand Finale’ dives in the 1,200-mile gap between Saturn and its innermost ring, concluding with an epic final plunge into the gas giant’s upper atmosph
