Every known organism writes genetic information with four DNA letters, but laboratory chemistry is not limited to that ...

Researchers at UC San Diego have demonstrated that a key cellular enzyme can accurately read an eight-letter genetic alphabet ...

Long-lived bats appear to combine powerful immune defenses with unusual strategies for eliminating damaged cells, potentially ...

DNA and a Creator claim explained: a chemist argues the molecule proves design, but RNA World research offers testable natural steps that challenge that conclusion.

A new paper published today (April 24) in the journal Nature by an international team of 279 scientists led by the Royal Botanic Gardens, Kew presents the most up-to-date understanding of the ...

A molecular illustration of the crowded interior and cell envelope of Escherichia coli. (David S. Goodsell, The Scripps Research Institute) To replicate information, life usually has fairly ...