Graphs of global sea levels around the time of the poorly understood Last Glacial Maximum (27,000 to 20,000 years ago) previously showed stable ice sheets for about 10,000 years before the ice slowly started to melt. New ...
Earth Sciences
Jul 25, 2018
0
28
Think of it like a geological mystery story: For decades, scientists have known that some 25,000 years ago, a massive ice sheet stretched to cover most of Canada and a large section of the northeastern United States, but ...
Earth Sciences
Jul 13, 2018
0
107
In a new study published in PLoS Biology, an international research team suggests Scandinavia was populated by two main migrations after the last glacial maximum: an initial migration of groups from the south (modern day ...
Archaeology
Jan 9, 2018
3
391
The timing of the first entry of humans into North America across the Bering Strait has now been set back 10,000 years.
Archaeology
Jan 16, 2017
6
4413
(Phys.org)—An international team of researchers has found evidence that suggests that Amazonia did not revert to savannah during the last ice age and instead remained forested. In their paper published in the journal Nature, ...
Scientists are increasingly concerned about the impact of climate change on the world's biodiversity, and much effort has been placed into forecasting the response of species to these changes over the next century. Research ...
Ecology
Oct 5, 2016
3
0
It is thought that ants evolved about 150 million years ago and have risen to dominance in the past 60 million years. They are now everywhere and while they are not always welcome on your kitchen counter, they are critical ...
Plants & Animals
Jun 9, 2016
0
17
DNA evidence lifted from the ancient bones and teeth of people who lived in Europe from the Late Pleistocene to the early Holocene—spanning almost 30,000 years of European prehistory—has offered some surprises, according ...
Archaeology
Feb 4, 2016
1
2345
The first sequencing of ancient genomes extracted from human remains that date back to the Late Upper Palaeolithic period over 13,000 years ago has revealed a previously unknown "fourth strand" of ancient European ancestry.
Archaeology
Nov 16, 2015
0
914
New research has revealed abrupt warming, that closely resembles the rapid man-made warming occurring today, has repeatedly played a key role in mass extinction events of large animals, the megafauna, in Earth's past.
Ecology
Jul 23, 2015
30
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