Explained examines the possibility of extraterrestrial life and looks at why we have not yet found evidence for its existence despite efforts to look for it. It considers the Fermi paradox which suggests that given the vastness of the universe that there should be a great deal of extraterrestrial life in our galaxy. It also consider conspiracy theories about U.F.O.
2018 • Astronomy
Indonesia is one of the most volcanically active countries in the world--the island of Java alone has 45 active volcanoes, which could erupt at any time. Descend into some of the world's most volatile craters with scientist Tom Pfeiffer, who is hell-bent on photographing rare volcanic phenomenon.