The latest U.S. school shooting—this time in suburban Detroit—has reignited debate over whether arming teachers might provide a formidable line of defense against future tragedy.
Social Sciences
Dec 9, 2021
0
18
As witnessed in recent weeks, rising seas, swollen atmospheric rivers and post-tropical storms are a threat to community infrastructure, housing and the safety of those living along Canada's east and west coasts. In response, ...
Environment
Dec 9, 2021
0
12
In recent years, ribonucleic acid (RNA) has emerged as a powerful tool for the development of novel therapies. RNA is used to copy genetic information contained in our hereditary material, the deoxyribonucleic acid (DNA), ...
Cell & Microbiology
Dec 9, 2021
0
159
By crafting atomic-scale holes in atomically thin membranes, it should be possible to create molecular sieves for precise and efficient gas separation, including extraction of carbon dioxide from air, University of Manchester ...
Nanomaterials
Dec 9, 2021
0
1146
District attorneys pursue crimes and longer sentences at higher rates in election years, according to a new working paper that looks at whether politics affect the behavior of prosecutors and hints at how changing cultural ...
Economics & Business
Dec 9, 2021
0
7
Specially designed to operate in weightlessness, this diagnostic disc can identify diabetes, cardiovascular disease and high cholesterol from a single drop of astronaut blood.
Biotechnology
Dec 9, 2021
0
4
On the frosty morning of Dec. 9, 1921, in Dayton, Ohio, researchers at a General Motors lab poured a new fuel blend into one of their test engines. Immediately, the engine began running more quietly and putting out more power.
Environment
Dec 9, 2021
0
43
Across the U.S., road crews dump around 25 million metric tons of sodium chloride—much like table salt—to unfreeze roads each year and make them safe for travel.
Ecology
Dec 9, 2021
0
7
Technology is a big part of life in India. For example, street vendors and rickshawallahs use cellphones, the internet and Aadhar cards—12-digit identification numbers given to every citizen based on their biometric and ...
Other
Dec 9, 2021
0
9
In 2020, scientists made global headlines by creating "xenobots"—tiny "programmable" living things made of several thousand frog stem cells.
Biotechnology
Dec 9, 2021
1
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