News articles tagged with 'ancient' (Page 12)
[chronologically, reverse order]
Researchers discover some of the oldest forms of life
— 7 Aug 2007 15:29 | Geology and palaeontologyUniversity of Queensland researchers have identified microbial remains in some of the oldest preserved organic matter on Earth, confirmed to be 3.5 billion years-old. The UQ team, led…
Wolves of Alaska became extinct 12.000 years ago
— 5 Jul 2007 02:32 | Geology and palaeontologyThe ancient grey wolves of Alaska became extinct some 12.000 years ago, and the wolves in Alaska today are not their descendants but a different subspecies, an international team of…
Marine worm opens new window on early cell development
— 3 Jul 2007 02:36 | BiologyUniversity of Oregon biologists studying a common ocean-dwelling worm have uncovered potentially fundamental insights into the evolutionary origin of genetic mechanisms, which when…
Bone-crushing wolves of Alaska disappeared long ago
— 22 Jun 2007 00:01 | Geology and palaeontologyThe ancient grey wolves that once roamed the icy expanses of Alaska represented a specialised form that apparently died out along with other big animals at the end of the Pleistocene,…