How a Towering 75-Foot-Long, 150 Million-Year-Old Dinosaur Was Rebuilt
Scientists spent a decade excavating and reconstructing the skeleton of a 75-foot long dinosaur nicknamed “Gnatalie” that lived 150 million years ago in Utah. The skeleton is comprised of bones from at least two individuals of the same species that were fossilized together. The exact species has not been identified yet. The bones were dug […]
All Life On Earth Originates From One Ancestor, Older Than Previously Believed
A new study estimates that LUCA (Last Universal Common Ancestor), the last common ancestor of all life on Earth, existed around 4.2 billion years ago. This is significantly earlier than previous estimates. LUCA is generally acknowledged as the common ancestor from which all living organisms on Earth evolved. However, its exact age has been controversial. […]