SpaceEuropa's icy plate tectonics may support life Jupiter's moon Europa may be the first world other than Earth to sport plate tectonics, only above its ocean instead of below 51¶¯Âþ
SpaceStrange dark stuff is making the universe too bright Sky surveys suggest that dark matter or some other mysterious dark material may be lighting up the universe with too much ultraviolet radiation 51¶¯Âþ