EarthSeabed images show the scars icebergs carve into polar sea floor A new atlas shows scars gouged into polar sea floors by glaciers and icebergs in unprecedented detail, which could help our understanding of how they behave News
EarthMetabolism may be older than life itself and start spontaneously The discovery that the Krebs cycle, which is essential for life, can occur in the absence of enzymes suggests that life’s origins were surprisingly humble News