9+ hour, 59+ min ago  (206+ words) The Lost City Hydrothermal Field (Atlantis Massif, 30°N, Mid-Atlantic Ridge) provides a window into deeper Earth processes. Here, reactions with seawater pervasively alter dry mantle rocks to hydrous serpentinites and form hyperalkaline (pH up to 11) hydrothermal fluids that emanate from…...

1+ week, 5+ day ago  (899+ words) Scientists have uncovered why Antarctica became engulfed by ice millions of years before the Arctic. The international research, published in Science, helps to solve one of climate science’s longest-standing puzzles: how a vast ice sheet could form when Earth was…...