Weeds derived from a crop plant pose special challenges for modern farming
Wednesday, July 17, 2013 - 13:00
in Paleontology & Archaeology
The evolutionary biologist Stephen Jay Gould once asked whether the living world would be different "if the tape were played twice." If there were a duplicate Earth evolving quietly beside ours, would we observe the emergence of creatures like ourselves and of plants and anaimals familiar to us, or would the cast of characters be entirely different?