Crinoid Pigment: 240 Million Years and No Evolution
February 19, 2015
Pigments from crinoids fossilized in early Mesozoic strata are identical to modern counterparts.
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Wood You Cellulose for Starch?
April 17, 2013
Cellulose is the most abundant biomolecule, but how it's made still baffles scientists. Soon, though, you may be able to eat it.
Intact Biomolecules Claimed to Be 350 Million Years Old
February 22, 2013
The oldest recovered biomolecules have been found in crinoid fossils – but are they really that old?