A type of cell derived from human stem cells that has been widely used for brain research and drug development may have been leading researchers astray for years, according to a study from scientists at Weill Cornell Medicine and Columbia University Irving Medical Center.
articles
Reductions In CFC-11 Emissions Put Ozone Recovery Back On Track
A potent ozone-depleting chemical whose emissions unexpectedly spiked in recent years has quickly dropped back to much lower levels, putting the recovery of the stratospheric ozone layer back on track, according to a new study by scientists at MIT, the University of Bristol, and other institutions in South Korea, the U.S., Japan, Australia, and Switzerland.
Traffic Reductions Due to COVID-19 Boost Air Quality in Some States But Not All
Dramatic decreases in traffic caused by COVID-19 shutdowns improved air quality in car-dependent states but didn’t offset additional forms of pollution in other parts of the country.
Flooding In The Columbia River Basin Expected To Increase Under Climate Change
The Columbia River basin will see an increase in flooding over the next 50 years as a result of climate change, new modeling from Oregon State University indicates.
Russian Scientists Significantly Improved Coal-Burning Efficiency
A team of Russian scientists from NUST MISIS, Tomsk Polytechnic University (TPU) and Boreskov Institute of Catalysis has suggested a new approach to modifying the combustion behavior of coal.
As Plastic Pollution in Rivers Gets Worse, Species Are Increasingly Living on Litter
Scientists have long warned that the world’s major rivers and estuaries are hotspots for plastic waste, as trash and microparticles wash down tributaries and congregate before entering oceans.


