April 4, 2018March 30, 2018 BJ Deming

Guest Video: Collecting Topaz in Utah

April 2, 2018April 1, 2021 BJ Deming

Guest Videos: Zealandia, the Eighth “Continent”

April 1, 2018April 1, 2021 BJ Deming

Guest Video: Villarrica Volcano

March 31, 2018April 1, 2021 BJ Deming

Want the Latest on the Falling Chinese Space Station?

March 29, 2018March 24, 2018 BJ Deming

Guest Video: Mars Update From NASA

March 27, 2018April 1, 2021 BJ Deming

Guest Videos: The Hidden Secrets of Minerals

March 19, 2018June 7, 2020 BJ Deming

Iodine

March 15, 2018April 1, 2021 BJ Deming

Guest Video: The Secret Lives of “Quiet” Volcanoes

March 14, 2018April 1, 2021 BJ Deming

Guest Video: “I Made Iron From A Rock”

March 14, 2018December 14, 2025 BJ Deming

Kick-’em-Jenny Volcano (Dec. 14, 2025, 1801 UTC)