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RNA: Biology’s Next Big Star

University of Illinois MCB / Spring 2012 / Once shrugged off as DNA’s lesser sibling, RNA is now emerging in its own right as a vital mediator of dozens of processes in the cell. RNA molecules can be classified based on their size and function… Read more.

Traces of Inaugural Life

Science News / May 19, 2012 /  Earth’s first living organisms didn’t leave behind footprints or bite marks or bones. These single cells thrived quietly in a tiny pocket somewhere on the planet. For centuries, scientists trying to describe this earliest life have relied on evidence provided by biology, studying what features modern life-forms have …