No birds alive today have teeth. But that wasn't always the case; many early fossil birds had beaks full of sharp, tiny teeth. In a paper in the journal Cretaceous Research, scientists have described a new species of fossil ...
Plants & Animals
Mar 5, 2024
0
255
Research led by scientists from University of Wyoming and Max Planck Institute of Animal Behavior shows that migrating animals refine their behavior as they get older, suggesting that experiential learning is an important ...
Plants & Animals
Mar 4, 2024
0
12
About 400,000 years after the Big Bang, the cosmos was a very dark place. The glow of the universe's explosive birth had cooled, and space was filled with dense gas —mostly hydrogen—with no sources of light.
Astronomy
Mar 2, 2024
1
77
Roughly 4 billion years ago, Earth was developing conditions suitable for life. Origin-of-life scientists often wonder if the type of chemistry found on the early Earth was similar to what life requires today. They know that ...
Biochemistry
Feb 29, 2024
14
4497
Gravitationally speaking, the universe is a noisy place. A hodgepodge of gravitational waves from unknown sources streams unpredictably around space, including possibly from the early universe.
The highly pathogenic avian influenza virus H5N1 has adapted to spread between birds and marine mammals, posing an immediate threat to wildlife conservation, according to a study from the University of California, Davis, ...
Evolution
Feb 28, 2024
0
121
Peering deep into the infancy of the universe, the European Southern Observatory's Very Large Telescope (VLT) recently confirmed the discovery of the brightest and fastest growing quasar. Quasars are luminous objects in the ...
Astronomy
Feb 28, 2024
0
64
The UK's bathing water forecasts need urgent improvement to prevent beach goers from swimming in sewage without warning, a new study has shown.
Environment
Feb 27, 2024
0
54
Early hunter–gatherers from the Middle Stone Age in southern Africa were selecting the most suitable material available for stone tools and spearheads more than 60,000 years ago, according to a study by Dr. Patrick Schmidt ...
Archaeology
Feb 27, 2024
0
142
Analyzing images from the James Webb Space Telescope (JWST), a group of astronomers led by Dr. Lukas Furtak and Prof. Adi Zitrin from Ben-Gurion University of the Negev has detected an extremely red, gravitationally lensed ...
Astronomy
Feb 26, 2024
7
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