As a species, we humans tend to take it for granted that we are the only ones that live in sedentary communities, use tools, and alter our landscape to meet our needs. It is also a foregone conclusion that in the history ...
Astronomy
Apr 17, 2018
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40
Most of the birds you've ever seen—sparrows, finches, robins, crows—have one crucial thing in common: they're all what scientists refer to as perching birds, or "passerines." The passerines make up about 6,500 of the ...
Archaeology
Feb 7, 2019
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440
Despite decades of investigation, Tibet's ancient topography and its role in climatic and biotic evolution remain speculative due to a paucity of quantitative surface height measurements through time and space, and sparse ...
Paleontology & Fossils
Dec 7, 2020
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50
Scientists have a relatively precise idea about where whales and their closest terrestrial relatives evolved more than 50 million years ago (early Eocene), thanks to the discovery of ancient cetacean fossils in India and ...
Archaeology
Nov 9, 2019
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118
An international team has been able to reconstruct the evolutionary tree of a major group of snakes, Elapoidea, that has proved to be a significant step towards the construction of a complete Tree of Life for snakes.
Plants & Animals
Jan 23, 2023
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191
The impact of global warming on shallow marine life approximately 56 million years ago is the subject of a significant, new paper by researchers at Syracuse University.
Earth Sciences
Sep 5, 2018
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By testing core samples, an international team of geoscientists and geologists has found evidence that much of what is now West Antarctica was a river delta or estuary 34 to 44 million years ago. Their findings are published ...
Thirty-eight million years ago, tropical jungles thrived in what are now the cornfields of the American Midwest and furry marsupials wandered temperate forests in what is now the frozen Antarctic. The temperature differences ...
Earth Sciences
Jun 3, 2011
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Plunge in CO2 put the freeze on AntarcticaAtmospheric carbon dioxide levels plunged by 40% before and during the formation of the Antarctic ice sheet 34 million years ago, according to a new study. The finding helps solve ...
Earth Sciences
Dec 1, 2011
24
0
Fossil evidence from the Tornillo Basin in West Texas and the Uinta Basin in Utah reveals two new species of omomyids—a family of small-bodied early primates from the Eocene epoch. The findings also clarify previously disputed ...
Evolution
Sep 21, 2023
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