The recent solar storm scrambled undersea sensors The solar storm that lit up the evening sky with aurora recently was also detected by Canada’s Ocean Network system of undersea oceanographic observatories off both coasts of the country and up in the Arctic. The compass instruments that normally...

Sabre tooth cats had baby-tooth backup The fearsome canines of saber-toothed cats were terrific weapons for stabbing unfortunate prey, but their impressive length also made them vulnerable to breakage. A new study by University of California, Berkeley associate professor Jack Tseng suggests...