Redo transcatheter aortic valve replacement proven effective, safe

Raj Makkar, MD, Cedars-Sinai’s vice president of Cardiovascular Innovation and Intervention and the study’s senior author. Credit: Cedars-Sinai Cedars-Sinai investigators are experienced in the use of transcatheter aortic valve replacement…

NASA’s LRO observes crater likely from Luna 25 impact

During the descent to the surface, the Russian spacecraft Luna 25 experienced an anomaly that caused it to impact into the southwest rim of Pontécoulant G crater on Aug. 19,…

Chinese AI chatbot toes party line

Baidu’s ERNIE Bot displays a red ‘X’ and the message ‘Try another question’ in response to a query about a potential war over Taiwan. Chinese tech giant Baidu rolled out…

Cryogenic on-wafer prober determines quality of qubit devices for quantum computing and quantum sensing

The cryogenic on-wafer prober at Fraunhofer IAF enables fully automatic characterizations of up to 25 whole 200-mm or 300-mm wafers with devices for quantum computing and sensing. Credit: Fraunhofer IAF…

A smoking gun for supermassive binaries in active galactic nuclei

Illustration showing a jet precessing due to a supermassive binary black hole at the center of the galaxy. The jet (right image) is turning towards the observer and thus appears…

US denies rigging loss and damage fund’s board

The US wants extra seats for major donors to the fund on top of developed country representation, sparking accusations of “double counting” The USA has hit back at claims that…

Comparing ‘sister’ compounds may hold key to quantum puzzle in superconducting materials

UN committee urges rich world to lift COVID jab patents

Credit: CC0 Public Domain A UN anti-racism committee on Thursday urged rich countries—particularly Britain, Germany, Switzerland and the United States—to waive coronavirus vaccine patents and said they violated a guarantee…

Nissan is reusing the batteries from old Leaf electric vehicles to make portable power sources

Nissan’s new portable power station is displayed at Nissan headquarters in Yokohama, south of Tokyo, Thursday, Aug. 31, 2023, reusing battery stacks from the Nissan Leaf electric car. Batteries in…

Disorganization, Not Cost, Fuels E-Waste Crisis in IT

Growing businesses often rush to upgrade hardware, which results in stockpiling unused computers, routers, and other IT assets. This practice can be a bad business strategy that leads to worsening…