The change was driven by the space agency's administrator, Jim Bridenstine, who told Ars he is a "huge fan" of the worm symbol. "I thought marking the achievement of returning human spaceflight to ...

One of the worms, found 1.3 kilometers (0.8 miles) below the ground at Gold Fields Ltd.’s Beatrix mine, was named Halicephalobus mephisto in reference to the light-hating "demon of the ...