Microscopic analysis of the teeth of pterosaurs has revealed new insights into the diets and behaviours of Earth's earliest flying reptiles.
Archaeology
Oct 29, 2020
0
49
The California Channel Islands are renowned for their archaeological, biological and paleontological significance and richness, containing some of the most important early human sites in North America. This importance is ...
Archaeology
Sep 16, 2020
2
277
Climate change is starving polar bears into extinction, according to research published Monday that predicts the apex carnivores could all but disappear within the span of a human lifetime.
Environment
Jul 20, 2020
49
946
NASA's Curiosity Mars rover has started a road trip that will continue through the summer across roughly a mile (1.6 kilometers) of terrain. By trip's end, the rover will be able to ascend to the next section of the 3-mile-tall ...
Space Exploration
Jul 7, 2020
0
1824
Extreme ocean surface waves with a devastating impact on coastal communities and infrastructure in the Arctic may become larger due to climate change, according to a new study.
Earth Sciences
Jul 7, 2020
3
155
A team of researchers affiliated with multiple institutions in Canada has found that bears living with people are at high risk of dying until they learn to adapt. In their paper published in Proceedings of the National Academy ...
Ancient humans, Neanderthals and Denisovans were genetically closer than polar bears and brown bears, and so, like the bears, were able to easily produce healthy, fertile hybrids according to a study, led by the University ...
Evolution
Jun 3, 2020
2
9236
The Arctic Ocean in summer will very likely be ice free before 2050, at least temporarily. The efficacy of climate-protection measures will determine how often and for how long. These are the results of a new research study ...
Earth Sciences
Apr 20, 2020
53
2089
When fuel companies explore northern Alaska for oil, federal regulations require them to steer clear of polar bears. To locate the endangered species during winter months, fixed-wing planes mounted with forward-looking infrared ...
Plants & Animals
Mar 13, 2020
0
71
Polar bears are spending more time on land than they did in the 1990s due to reduced sea ice, new University of Washington-led research shows. Bears in Baffin Bay are getting thinner and adult females are having fewer cubs ...
Plants & Animals
Feb 12, 2020
34
463
