A new quantum algorithm solves a critical problem in quantum chemistry through gradual adaptation along a specially chosen geometric path. New York, Sept 19, 2022.- In calculating the potential energy surface of the chemical reaction of H2 ;+ D2 → 2HD, the new algorithm (green diamonds) outperforms the previous algorithmContinuar Leyendo
La astronauta de la ESA, Samantha Cristoforetti, asumirá el cargo de comandante de la Estación Espacial Internacional, tomando el relevo de Oleg Artemyev, su compañero de tripulación en la Expedición 67. París, 14 de Septiembre de 2022.- Desde el inicio de su misión Minerva en abril de 2022, Samantha ha desempeñadoContinuar Leyendo
In brief In the early hours of Sunday, 4 September, Solar Orbiter flew by Venus for a gravity-assist manoeuvre that alters the spacecraft’s orbit, getting it even closer to the Sun. As if trying to get the orbiter’s attention as it cosied up to another body in the Solar System,Continuar Leyendo
Europe’s latest Galileo satellites in space have joined the operational constellation, transmitting navigation signals to three billion users across planet Earth as well as relaying distress calls to rescuers. Their entry into service follows a summer test campaign and will result in a measurable increase in positioning accuracy and improvedContinuar Leyendo
By Jim Schnabel New York, August 31, 2022.- The SARS-CoV-2 virus can infect specialized pacemaker cells that maintain the heart’s rhythmic beat, setting off a self-destruction process within the cells, according to a preclinical study co-led by researchers at Weill Cornell Medicine, NewYork-Presbyterian and NYU Grossman School of Medicine. TheContinuar Leyendo
Por un «problema técnico con uno de sus motores principales», la NASA canceló el lanzamiento del megacohete de la NASA a la Luna. La nueva fecha para el despegue de la misión no tripulada es el viernes 2 de septiembre. Washington, August 29, 2022.- El primer vuelo de Artemis deContinuar Leyendo
Ithaca, August 27, 2022.- Cramming multiple pairs of shoes into a vacation suitcase, twisting and flipping them into different arrangements to fit every pair needed, is a familiar optimization problem faced by harried travelers. This same problem is well known to engineers – when given a number of objects withContinuar Leyendo
Webb demonstrates its spectroscopic power with the first unequivocal detection of carbon dioxide in a planetary atmosphere outside the Solar System. París, August 25, 2022.- The NASA/ESA/CSA James Webb Space Telescope has found definitive evidence for carbon dioxide in the atmosphere of a gas giant planet orbiting a Sun-like starContinuar Leyendo
A new map of Mars is changing the way we think about the planet’s watery past, and showing where we should land in the future. París, August 22, 2022.- The map shows mineral deposits across the planet and has been painstakingly created over the last decade using data from ESA’sContinuar Leyendo
As mice navigate different rooms in virtual reality, the prefrontal neurons (top) communicate with those in the hippocampus (bottom) to conjure associated memories. New York, August 21, 2022.- An unforgettable time at a restaurant is not just about the food. The odors, the decor, the sound of the band playing,Continuar Leyendo
