The last time carbon dioxide in the atmosphere consistently matched today's human-driven levels was 14 million years ago, according to a large new study Thursday that paints a grim picture of where Earth's climate is headed.
Earth Sciences
Dec 9, 2023
5
51
Using artificial intelligence to analyze tens of thousands of X-ray images and genetic sequences, researchers from The University of Texas at Austin and New York Genome Center have been able to pinpoint the genes that shape ...
Evolution
Jul 20, 2023
0
163
What caused the disappearance of Homo neanderthalensis, a species which apparently possessed as many capacities as Homo sapiens? There are several theories attempting to explain this: the climate, competition, low genetic ...
Archaeology
Jun 4, 2020
0
449
The Campanian Ignimbrite (CI) eruption in Italy 40,000 years ago was one of the largest volcanic cataclysms in Europe and injected a significant amount of sulfur-dioxide (SO2) into the stratosphere. Scientists have long debated ...
Earth Sciences
Mar 20, 2015
5
112
Erik Trinkaus, an anthropologist at Washington University, has found what he describes as "an abundance of developmental anomalies" in people that lived during the Pleistocene. In his paper published in Proceedings of the ...
Crucial new evidence has revealed modern humans (Homo sapiens) were likely using fire at Liang Bua 41,000 years ago, narrowing the time gap between the last hobbits (Homo floresiensis) and the first modern humans at this ...
Archaeology
Jun 29, 2016
1
315
The Neanderthals and modern humans must have co-existed in Europe for several thousand years. What happened when they encountered each other and how they influenced one another are riveting questions. Jean-Jacques Hublin ...
Archaeology
Jun 14, 2017
3
117
A tiny mountainous region in southern Siberia may have been the genetic source of the earliest Native Americans, according to new research by a University of Pennsylvania-led team of anthropologists.
Archaeology
Jan 26, 2012
0
0
New discoveries made at the Klasies River Cave in South Africa's southern Cape, where charred food remains from hearths were found, provide the first archaeological evidence that anatomically modern humans were roasting and ...
Evolution
May 17, 2019
4
746
Like all living things, humans are the product of a complex evolutionary history. Our ancestors' environment and diets, and the limits of human biology, have led to adaptations that have improved our survival through natural ...
Evolution
May 20, 2021
0
64
