Catenanes are organic compounds with ring-like molecules that are mechanically interlocked. The mechanical locking system in such molecules is so robust that they can only be disentangled via covalent bond cleavage. A recent ...
Secret police are a quintessential feature of authoritarian regimes. From Azerbaijan's State Security Service to Zimbabwe's Central Intelligence Organization, these agencies typically target political opponents and dissidents ...
Political science
Apr 29, 2025
2
64
New Curtin University research has revealed that a massive meteorite struck northwestern Scotland about 200 million years later than previously thought, in a discovery that not only rewrites Scotland's geological history ...
Earth Sciences
Apr 29, 2025
0
132
Astronomers have discovered a previously unknown birthplace of some of the universe's rarest elements: a giant flare unleashed by a supermagnetized star. The astronomers calculated that such flares could be responsible for ...
Astronomy
Apr 29, 2025
10
179
A team of computer scientists, AI specialists and veterinary medicine researchers in the U.S. and the U.K., working with the dog training center, The Seeing Eye, Inc., has found that an AI model was better than humans at ...
It's not that Intermountain Health refuses to upgrade its Denver hospital and medical clinics so they produce less pollution.
Environment
Apr 29, 2025
0
21
As a professor and cognitive scientist at the University of Melbourne and Director of the Complex Human Data Hub, much of my research focuses on the study of misinformation: false ideas spread because of ignorance, error ...
Social Sciences
Apr 29, 2025
1
31
Using the Spektr-RG (SRG) space observatory, astronomers from the Russian Academy of Sciences have inspected a radio-loud quasar known as SRGA J2306+1556, which is extremely luminous in the X-ray band. Results of the new ...
One hundred days into the new federal administration, a new poll reports that major segments of the U.S. public anticipate they will lose trust in public health recommendations with the changes in health agency leadership.
Political science
Apr 29, 2025
0
27
Three Chinese astronauts' return to Earth has been postponed owing to weather conditions.
Space Exploration
Apr 29, 2025
0
27
