The Nebra sky disk is the world's oldest known concrete representation of astronomical phenomena and is more than 3600 years old. It shows a crescent moon, the full moon - sometimes interpreted as the sun - and a total of 32 stars. Author: ZDF/Terra X/SPIEGEL TV/Christopher Gerisch/Tilman Remme/Reiner Bauer, Oliver Gurr/Oliver Roetz, Philipp Klein/Hauke Ketelsen/Richard Sako Redub: alugha (Bernd Korz) Click here to see more videos: https://alugha.com/TerraX
Flugzeuge erzeugen in der Luft unsichtbare Turbulenzen, sogenannte Wirbelschleppen. Für nachfolgende Maschinen sind diese spürbar. Durch die Klimaerwärmung tritt im Bereich des Jetstreams vermehrt Windscherung auf. Starke Turbulenzen können entstehen. Autor: ZDF/Terra X/F. Siegwart/A. Linse/M. Heß
Only a huge flood catastrophe 5.3 million years ago caused the Mediterranean Sea to develop in its present form. From the Atlantic immense water masses flowed over the dam near Gibraltar and filled the dried up Mediterranean basin. Author: ZDF/3sat/nano/Gregor Steinbrenner/Kelvin Film GmbH/Sylvia L
Air pollution has many causes. The biggest polluter is energy production, with two-thirds of particulate emissions coming from coal-fired power plants. Road traffic and factory farming in agriculture also contribute to this. Author: 3sat/nano/Labo M/Johan von Mirbach/Chris Caliman/Christoph Valenti
