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.
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/a...
Fuente : http://feeds.sciencedaily.com/~r/sciencedaily/~3/a...