March 16, 2023 by Olly Green · Published March 16, 2023 · Last modified March 10, 2023 What on Earth? “Arctic Hunters of Norway” S11E35 March 16 2023 on Science
March 9, 2023 by Olly Green · Published March 9, 2023 · Last modified March 7, 2023 What on Earth? “Secrets of Biosphere 2” March 9 2023 on Science
March 2, 2023 by Olly Green · Published March 2, 2023 · Last modified February 24, 2023 What on Earth? March 2 2023 on Science
February 23, 2023 by Olly Green · Published February 23, 2023 · Last modified February 17, 2023 What on Earth? “Nevada’s Mystery Marking” S11E31 February 23 2023 on Science
February 16, 2023 by Olly Green · Published February 16, 2023 · Last modified February 10, 2023 What on Earth? “The Boneyard of Arizona” S11E30 February 16 2023 on Science
February 9, 2023 by Olly Green · Published February 9, 2023 · Last modified February 3, 2023 What on Earth? “Blood Feud of Gresham Castle” S11E29 February 9 2023 on Science
February 2, 2023 by Olly Green · Published February 2, 2023 · Last modified January 27, 2023 What on Earth? “Turkey’s Lost Terror Dome” S11E28 February 2 2023 on Science
January 26, 2023 by Olly Green · Published January 26, 2023 · Last modified January 20, 2023 What on Earth? “Indiana’s War Factory” S11E27 January 26 2023 on Science
January 19, 2023 by Olly Green · Published January 19, 2023 What on Earth? “Mystery of the Fallen Star” S11E26 January 19 2023 on Science
January 12, 2023 by Olly Green · Published January 12, 2023 · Last modified January 13, 2023 What on Earth? January 12 2023 on Science