BlogArena

General blog about anything and everything of everyday's life.

February 21, 2013
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Ancient Fossilized Sea Creatures Yield Oldest Biomolecules Isolated Directly from a Fossil

COLUMBUS, Ohio — Though scientists have long believed that complex organic molecules couldn’t survive fossilization, some 350-million-year-old remains of aquatic sea creatures uncovered in Ohio, Indiana, and Iowa have challenged that assumption. The spindly animals with feathery arms—called crinoids, but … Continue reading

January 3, 2011
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What Triggers Mass Extinctions? Study Shows How Invasive Species Stop New Life

*Collapse of Earth’s marine life 378 to 375 million years ago holds key* An influx of invasive species can stop the dominant natural process of new species formation and trigger mass extinction events, according to research results published in the … Continue reading