We all know that the dinosaurs died in a mass extinction. But did you know that there were other mass extinctions? There are five most significant mass extinctions, known as the "big five," where at least three-quarters of ...
Earth Sciences
Nov 1, 2021
0
314
In the first study to look at what happens over the years to the billions of pounds of plastic waste floating in the world's oceans, scientists are reporting that plastics -- reputed to be virtually indestructible -- decompose ...
Other
Aug 19, 2009
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2
Near-Earth objects (NEOs) are small solar system bodies whose orbits sometimes bring them close to the Earth, potentially threatening a collision. NEOs are tracers of the composition, dynamics and environmental conditions ...
Astronomy
Jun 22, 2018
31
428
(Phys.org) —Devices that harvest energy from the environment require specific environmental conditions; for instance, solar cells and piezoelectric generators require sunlight and mechanical vibration, respectively. Since ...
Think evolution is a slow, gradual process? Tell that to fruit flies. In a new report in Science, researchers from the University of Pennsylvania used a controlled field experiment to show that flies rapidly adapted to shifting ...
Evolution
Mar 17, 2022
1
337
In recent years, the number of people affected by celiac disease, wheat allergy or gluten or wheat sensitivity has risen sharply. But why is this the case? Could it be that modern wheat varieties contain more immunoreactive ...
Other
Aug 11, 2020
0
390
Captive chimpanzees are one of the most popular species kept in zoos because of their charismatic appeal and similarity to humans. They are the closest living relatives of humans because of the shared genes and behavioral ...
Plants & Animals
Mar 21, 2024
2
110
Land subsidence is a geohazard caused by the sudden or gradual settling (years to decades) of the land surface due to the removal of subsurface material. This can be due to a variety of factors, both natural (such as earthquakes, ...
The interior of Central Asia has been identified as a key route for some of the earliest hominin migrations across Asia in a new study led by Dr. Emma Finestone, Assistant Curator of Human Origins at the Cleveland Museum ...
Archaeology
Oct 22, 2022
0
227
Archaeologists from the University of Sydney have reconstructed the ancient seasonal migration routes of Bronze Age herders in Xinjiang, north-western China.
Archaeology
Nov 4, 2020
0
1336
