To change the direction of motion of a massive object, such as a car, it has to be slowed down and brought to a complete standstill first. Even the tiniest charge carriers in the universe, the electrons, follow this rule. ...
General Physics
May 20, 2021
1
121
The difficulty and expense of collecting river water samples in remote areas has led to significant—and in some cases, decades-long—gaps in available water chemistry data, according to a Penn State-led team of researchers. ...
Environment
May 20, 2021
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57
Hundreds of biological field stations exist across the globe, supporting highly local, single-site projects as well as endeavors spanning continents. Yet few are networked on a regional scale. Likewise, current funding structures ...
Plants & Animals
May 20, 2021
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14
Scientists are closer to finding ways to convert carbon dioxide in the atmosphere into industrially useful chemicals thanks to a RIKEN study that looked at how nature converts carbon dioxide into more complex organic compounds—one ...
Analytical Chemistry
May 20, 2021
0
353
Last spring, Western anthropologist Karen Pennesi was about to embark on a research trip to Brazil just as COVID-19 started slamming borders shut.
Social Sciences
May 20, 2021
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4
Warm, dry wind events blowing down from mountain slopes, called foehns, are a meteorological phenomenon typically associated with the European Alps or the Rocky Mountains of North America. However, in recent decades, foehn ...
Earth Sciences
May 20, 2021
0
9
Low snowpack and worsening drought conditions are putting the West at risk for another extreme fire year, setting the region up to continue its cycle of dry summers and disastrous wildfire danger, experts say.
Environment
May 20, 2021
0
8
Microfluidic chips hold great promise for unparalleled applications in pathogen detection and cancer diagnosis. Such devices often require nanoscale thin films for the filtering of liquid samples, as well as power devices ...
Nanomaterials
May 20, 2021
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14
Chemical reactions, such as those that occur when charging and discharging a battery, take place primarily on surfaces and at interfaces. While it is very easy to study the macroscopic products of a reaction, it has so far ...
Optics & Photonics
May 20, 2021
0
24
Elephants and lions are iconic species that help raise substantial funds for conservation. However, they also pose significant threats to people, crops, and livestock, and are themselves threatened with extinction.
Plants & Animals
May 20, 2021
0
24
