LifeJurassic fossils show modern mammals grow faster than ancient ones The 166-million-year-old fossils of an adult and a juvenile of the same extinct mammal species reveal that they had longer "childhoods" and lifespans than similar species today ¿ìè¶ÌÊÓÆµ
HumansHow ghost cities in the Amazon are rewriting the story of civilisation Remote sensing, including lidar, reveals that the Amazon was once home to millions of people. The emerging picture of how they lived challenges ideas of human cultural evolution Features