Molecules from the 20-million-year-old teeth of a rhino relative are among the oldest ever sequenced, opening tantalizing ...

Scientists studying a 21 to 24-million-year-old rhino fossil found in the Haughton Crater on Nunavut's Devon Island say the high Arctic environment preserved the oldest recoverable ancient proteins ...

Researchers have described proteins that they say are among the most ancient ever sequenced. Two teams, which analysed ...