It takes about 8500 years for a grain of sand from the Andes to be washed across the Argentine lowlands into the Río Paraná. The 1200-kilometer journey in the river called Río Bermejo is interrupted by many stops in river ...
Earth Sciences
Oct 29, 2021
1
84
Brazilian and American scientists on Thursday tranquilized a wild-born female jaguar now living in a protected area in Sao Paulo state. They're hoping the 110-pound feline named Bianca could make history for the second time ...
Plants & Animals
Oct 29, 2021
1
492
Researchers in the U.S. and Japan have demonstrated the first experimental cross-sectional medical image that doesn't require tomography, a mathematical process used to reconstruct images in CT and PET scans . The work, published ...
Optics & Photonics
Oct 29, 2021
0
142
Thanks to algorithms that learn about social media users' content preferences, Facebook timelines, Twitter feeds, suggested YouTube videos, and other news streams can look startlingly different from one person's online account ...
Environment
Oct 29, 2021
55
93
How can rural producers in Rwanda better produce chicken for both household consumption and profit? University of Tennessee researchers are suggesting a hybrid model for the Rwandan broiler industry, among other improvements, ...
Agriculture
Oct 29, 2021
0
44
The loss of seagrass habitat caused a dramatic shift in fish species in Morro Bay. Areas once covered with lush seagrass meadows and unique fish species are now home to muddy-seafloor-loving flatfish, according to a paper ...
Ecology
Oct 29, 2021
0
15
Many Dutch ships passed the West Australian coast while enroute to Southeast Asia in the 1600s—and the national heritage listed shipwreck, Batavia, has revealed through its timbers the history of the shipbuilding materials ...
Archaeology
Oct 29, 2021
1
153
Honeybees increase social distancing when their hive is under threat from a parasite, finds a new study led by an international team involving researchers at UCL and the University of Sassari, Italy.
Plants & Animals
Oct 29, 2021
0
1236
Planets and their stars form from the same reservoir of nebular material and their chemical compositions should therefore be correlated but the observed compositions of planets do not match completely those of their central ...
Astronomy
Oct 29, 2021
1
330
Providing fresh drinking water for our society is a challenge that has persisted through multiple efforts. Though water covers 71% of earth's surface, more than 2.5 billion people in the world lack access to fresh water at ...
Materials Science
Oct 29, 2021
0
173
