The Mesozoic, which stretched from about 252 million to 66 million years ago, was a pivotal period in Earth’s history. In addition to being the age of the dinosaurs, it was when the supercontinent Pangaea began to separate into the…
(Florida Museum of Natural History) A new study shows that DNA duplication has been vitally important throughout the evolutionary history of gymnosperms, a diverse group of seed plants that includes pines, cypresses, sequoias, ginkgos and cycads.
An evolutionary biologist explains how snakes use their tongues to collect and transport molecules to vomeronasal organs in their mouths, not to taste them, but to smell them.
(Cornell University) New study finds more than 4,000 songbirds can taste sugar, contrary to conventional wisdom.
This story is part of Down to Earth, a Vox reporting initiative on the science, politics, and economics of the biodiversity crisis. One fall morning in 1978, David Willard, an ornithologist at the Field Museum in Chicago, walked to the…
(University of Minnesota) Using an exceptionally preserved fossil from South Africa, a particle accelerator, and high-powered x-rays, an international team including a University of Minnesota researcher has discovered that not all dinosaurs breathed in the same way.
(Goldschmidt Conference) Scientists have found an unexplained cache of fossilised shark teeth in an area where there should be none – in a 2900 year old site in the City of David in Jerusalem. This is at least 80 km from where these fossils would be expected to be found. There is no conclusive proof of why the cache was assembled, but it may be that the 80 million-year-old teeth were part of a collection, dating from just after the death of King Solomon*.