Archaea, Bacteria, and Eukarya Have More in Common Than Previously Thought
The three domains of life — archaea, bacteria, and eukarya — may have more in common than previously thought. Over the past several years, Ariel…
Eukaryotes
A New Timetable of Evolution – Reappraisal of Hydrocarbon Biomarkers in Archean Rocks
New data show that the first single-celled organisms with a nucleus originated more than a billion years later than biogeochemical evidence had previously indicated. Contaminated…