EarthShock discovery reveals deep sea nodules are a source of oxygen Sea-floor nodules raise oxygen levels in the deep ocean, suggesting they may have a valuable role in ecosystems and adding to concerns about the impact of deep-sea mining 51¶¯Âþ
MindNew Quiet Place movie adds to irrational fears over marauding aliens Sci-fi depictions of extraterrestrial invasions can heighten anxiety about our efforts to make first contact, says METI president Douglas VakochComment