News tagged with molecular fossils

Study of giant viruses shakes up tree of life

A new study of giant viruses supports the idea that viruses are ancient living organisms and not inanimate molecular remnants run amok, as some scientists have argued. The study reshapes the universal family ...

Sep 13, 2012 4.8 / 5 (24) 2 | with audio podcast

The day the algae died

The P-T mass extinction may have been instigated by populations of algae dying. According to one group of scientists, this die-off of large numbers of relatively simple life forms caused a crash in the ocean's ...

Dec 14, 2010 4.1 / 5 (13) 8 | with audio podcast