Eric Walker added Kawasaki Heavy builds world’s first tanker for liquid hydrogen : The Asahi Shimbun to Hydrogen and Commercial shipping

Eric Walker added Oumuamua: Neither Comet nor Asteroid, but a Cosmic Iceberg - The New York Times to a number of topics

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 Hydrogen Squeezed Into a Metal, Possibly Solid, Harvard Physicists Say - The New York Times and Finally, the First Room-Temperature Superconductor - The New York Times to Metallic hydrogen, and added Metallic hydrogen to Hydrogen

Eric Walker added Hydrogen-powered passenger plane completes maiden flight to Hydrogen as fuel, and added Hydrogen as fuel to Hydrogen

Eric Walker added Hydrazine and Hydrazine - Wikipedia and Pnictogen hydride - Wikipedia to Pnictogen hydride, and added Pnictogen hydride to Hydrogen

Eric Walker added a number of topics and a number of links to Water, and added Water to Hydrogen and Oxidation and oxides

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

Eric Walker added Seeking Dark Matter, They Detected Another Mystery - The New York Times to Tritium, and added Tritium to Hydrogen

Eric Walker added a number of topics and We found a new type of stellar explosion that could explain a 13-billion-year-old mystery of the Milky Way's elements and Is It Time to Upend the Periodic Table? - The New York Times to Chemical elements, and added Chemical elements to Chemistry and Atoms, molecules, chemicals, minerals, materials and compounds