Abundant geological evidence demonstrates that Earth's climate has experienced millennial-scale variability superimposed on glacial–interglacial fluctuations through the Pleistocene. The magnitude of millennial climate ...
Earth Sciences
Nov 2, 2021
0
106
Since its first recorded sighting by European explorers in the 1600s, scientists and historians have believed that Europeans were the first people to ever set foot on the Falkland Islands. Findings from a new University of ...
Archaeology
Oct 27, 2021
4
34038
Scientists at Johns Hopkins Medicine and the Philadelphia College of Osteopathic Medicine report new evidence that some 5,000 years ago, a sloth smaller than a black bear roamed the forest floor of what is now the Dominican ...
Plants & Animals
Oct 12, 2021
0
121
Many animals recognize the voices of members of their own species, and some can even recognize those of other species, such as humans. But it turns out a few animals, such as gorillas, can not only recognize familiar voices ...
Plants & Animals
Oct 12, 2021
1
626
When an asteroid struck 66 million years ago and wiped out dinosaurs not related to birds and three-quarters of life on Earth, early ancestors of primates and marsupials were among the only tree-dwelling (arboreal) mammals ...
Plants & Animals
Oct 11, 2021
0
203
Geochemical and geological records provide key insights into Earth's tectonic history, but in the case of mountains during the Proterozoic eon, records conflict with each other: Geochemical evidence says that the crust was ...
Earth Sciences
Oct 7, 2021
0
862
Scientists at Stanford University have discovered a surprising pattern in how life reemerges from cataclysm. Research published Oct. 6 in Proceedings of the Royal Society B shows the usual rules of body size evolution change ...
Plants & Animals
Oct 6, 2021
0
2750
The availability of prey and the ability to adapt to changing environments played key roles in the evolution of sharks. A new study, where 3,000 shark teeth were analyzed, provides new insight into how modern shark communities ...
Ecology
Oct 5, 2021
0
233
Geologists have been baffled by perforations in an Australian quartzite (rock), identical in shape to burrows made in sands by crustaceans; the original sandy sediment is a billion years older than the oldest known animals. ...
Paleontology & Fossils
Sep 27, 2021
1
679
Music is an intrinsic expression of cultural diversity and a fundamental element of identity, ritual symbolism, and daily social interaction. The study of material culture, and musical instruments in particular, represents ...
Archaeology
Sep 20, 2021
0
154
