black shales

635mn-yr-old seaweed fossils in China tell story of oxygen in ancient ocean


February 17th, 2011 - 6:31 pm ICT by ANI
London, Feb 17 (ANI): Scientists from the Chinese Academy of Sciences, Virginia Tech in the U.S., and Northwest University in Xi'an, China, have discovered almost 600 million-year-old seaweed fossils in Lantian, a ... Read more...

Posted in Health Science |

Plants initiated evolutionary drama of Earth’s oxygenation


October 9th, 2010 - 4:09 pm ICT by ANI
Washington, Oct 9 (ANI): An international team of scientists has taken a major step toward unlocking the secrets of oxygenation of the Earth's oceans and atmosphere.The new research indicated that the appearance ... Read more...

Posted in Health Science |

Oxygen production began in Earth’s oceans 100 mln yrs earlier than believed


October 30th, 2009 - 1:25 pm ICT by ANI
Washington, October 30 (ANI): In a new study, scientists have come across evidence that suggests oxygen production began in Earth's oceans at least 100 million years before the "Great Oxidation Event" (GOE).When ... Read more...

Posted in Health Science |

Subscribe