Utah land rich in dinosaur fossils has regained protection stripped away by former President Donald Trump, easing fears that they would be ravaged by mining and other commercial activity.
Ecology
Oct 9, 2021
0
1001
A Stanford-led study reveals that rather than evolving gradually over hundreds of millions of years, land plants underwent major diversification in two dramatic bursts, 250 million years apart. The first occurred early in ...
Plants & Animals
Sep 16, 2021
0
2152
Tyrannosaurus rex, the fearsome predator that once roamed what is now western North America, appears to have had an East Coast cousin.
Evolution
Aug 25, 2021
0
790
The geological record of the movement of Earth's "tectonic plates" is preserved in the magnetic orientation of old rocks found in the interior of these tectonic plates. As these rocks form, the magnetic orientation of their ...
Earth Sciences
Aug 18, 2021
0
7
The extraordinary diversity of insects and fishes, the most species-rich invertebrate and vertebrate groups in the animal kingdom, is partly due to the origin of venom, a new study of their evolution has revealed.
Plants & Animals
Aug 5, 2021
0
522
Dinosaurs were generally huge, but a new study of the unusual alvarezsaurs show that they reduced in size about 100 million years ago when they became specialized ant-eaters.
Evolution
Jul 6, 2021
0
151
Scientists have found an unexplained cache of fossilized 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 ...
Archaeology
Jul 4, 2021
2
1634
Dinosaurs roamed the Earth more than 65 million years ago, and paleontologists and amateur fossil hunters are still unearthing traces of them today. The minerals in fossilized eggs and shell fragments provide snapshots into ...
Paleontology & Fossils
Jun 30, 2021
0
632
The discovery of a new species of ancient turtle is shedding light on hard-to-track reptile migrations about 100 million years ago. Pleurochayah appalachius, a bothremydid turtle adapted for coastal life, is described in ...
Paleontology & Fossils
May 20, 2021
0
381
A team of researchers from Universität Freiburg, the Denver Museum of Nature & Science, Université d'Antananarivo and Stony Brook University has discovered a new species of pelomedusoid turtle in Madagascar. In their paper ...
