All posts in Knowledge

  • The trilobite and its compound eye. (A) Holotype. (B) Head region of A. (C) Fields of view. (D) Abraded part of the right eye. Arrowheads indicate the ommatidial columns. (E) Lateral view of the right eye. (F) Schematic drawing of E. (G) Two visual units (big arrows in D). (H) Schematic drawing of G. (Scale bars: A–C, 1 cm; D, 1 mm; E and F, 2 mm; and G, 200 μm.) Photo: National Academy of Sciences

    Scientists discover the world’s oldest eye in a fossil found in Estonia

    Scientists have discovered the world’s oldest eye in a 530-million-year-old fossil that was found in…