Along the shores of Africa's Lake Victoria in Kenya roughly 2.9 million years ago, early human ancestors used some of the oldest stone tools ever found to butcher hippos and pound plant material, according to new research ...
Archaeology
Feb 9, 2023
1
257
The intensity of summer algal blooms has increased over the past three decades, according to a first-ever global survey of dozens of large, freshwater lakes, which was conducted by Carnegie's Jeff Ho and Anna Michalak and ...
Environment
Oct 14, 2019
5
1264
An international team of scientists has found early human migrants left Africa for Eurasia, across the Sinai peninsula and on through Jordan, over 80,000 years ago.
Archaeology
Oct 4, 2023
0
51
Drinking water from nearly half of U.S. faucets likely contains "forever chemicals" that may cause cancer and other health problems, according to a government study released Wednesday.
Environment
Jul 6, 2023
1
235
It's a riddle that has both blessed California and still raises worries for the future: Why hasn't L.A. seen a big San Andreas earthquake in generations? And what does that mean when it does come?
Earth Sciences
Jun 13, 2023
0
220
A world-first model of paleoclimate and hydrology in Iran has highlighted favorable routes for Neanderthals and modern human expansions eastwards into Asia.
Archaeology
Mar 1, 2023
0
154
Climate change is resulting in sea level rise as ice on land melts and oceans expand. How much and how fast sea levels will rise in the near future will depend, in part, on the frequency of glacier calving events. These occur ...
Earth Sciences
Oct 14, 2022
0
50
As the main freshwater resources on Earth's surface, lakes play an important role in maintaining the stability of the ecosystem and the sustainable development of human society.
Earth Sciences
Feb 21, 2022
0
36
North America's boreal forests are warming and drying from climate change, but they still hold places that can offer refuge for plants and animals, according to University of Alberta scientists who have taken the lead in ...
Ecology
Jun 1, 2020
0
42
A team of researchers affiliated with several institutions in the U.S. has discovered a new species of mastodon. In their paper uploaded to the peer-reviewed journal PeerJ, the group describes discovering the new species ...
