How did dogs get to the Americas? An ancient bone fragment holds clues
The history of dogs has been intertwined, since ancient times, with that of the humans who domesticated them.
The history of dogs has been intertwined, since ancient times, with that of the humans who domesticated them.
Evolution
Feb 23, 2021
2
276
Extensive sea ice covered the world's oceans during the last ice age, which prevented oxygen from penetrating into the deep ocean waters, complicating the relationship between oxygen and carbon, a new study has found.
Earth Sciences
Feb 2, 2021
15
850
In a new paper published today in the Proceedings of the National Academies of ScienceS (PNAS), planetary geologist Joe Levy, assistant professor of geology at Colgate University, reveals a groundbreaking new analysis of ...
Space Exploration
Jan 19, 2021
3
408
To see how deeply interconnected the planet truly is look no further than the massive ice sheets on the Northern Hemisphere and South Pole.
Earth Sciences
Nov 25, 2020
10
160
How has the climate changed in the course of the Earth's history? Which climatic processes have influenced the Earth and its atmosphere? Paleoclimatology seeks answers to such questions in order to better understand climate ...
Earth Sciences
Oct 21, 2020
0
32
The fossilized remains of ancient deep-sea corals may act as time machines providing new insights into the effect the ocean has on rising CO2 levels, according to research carried out by the Universities of St Andrews, Bristol ...
Earth Sciences
Oct 19, 2020
0
208
The Southern Ocean played a critical role in the rapid atmospheric carbon dioxide increase during the last deglaciation that took place 20,000 to 10,000 years ago, according to a new report by Boston College geochemist Xingchen ...
Environment
Oct 16, 2020
1
1437
Part of the Laguna San Rafael National Park, located on the Pacific coast of southern Chile, is pictured in this image captured by the Copernicus Sentinel-2 mission.
Earth Sciences
Oct 9, 2020
0
5
A University of Oregon-led research team has identified tropical peatland in Indonesia that is twice as old and much deeper than previously thought.
Environment
Oct 6, 2020
0
33
Repeated catastrophic ice discharges from western North America into the North Pacific contributed to, and perhaps triggered, hemispheric-scale changes in the Earth's climate during the last ice age, new research published ...
Earth Sciences
Oct 1, 2020
185
1998