Eric Walker added The Water on Mars Vanished. This Might Be Where It Went. - The New York Times to Deuterium and Mars (planet)

Eric Walker added Deuterium Oxide | Eurisotop to Deuterium oxide, and added Deuterium oxide to Deuterium and Oxidation and oxides

Eric Walker added Deuterium oxide and The Water on Mars Vanished. This Might Be Where It Went. - The New York Times to Deuterium, and added Deuterium to Hydrogen

Eric Walker added a number of topics and Kawasaki Heavy builds world’s first tanker for liquid hydrogen : The Asahi Shimbun and Oumuamua: Neither Comet nor Asteroid, but a Cosmic Iceberg - The New York Times to Hydrogen, and added Hydrogen to Chemical elements