At 4:27pm central time, the SLS rocket core stage ignited its four RS-25 engines at NASA’s Stennis Space Center. The test was to last up to eight minutes. [credit: Trevor Mahlmann for Ars ] STENNIS SPACE CENTER, Miss.—For a few moments, it seemed like the Space Launch System saga might have a happy …read more Source:: Ars Technica
Continue ReadingExpedia’s Vrbo hit with backlash for not following Airbnb’s lead and canceling D.C. reservations
(Vrbo homepage image) Vrbo, the vacation rental platform run by Seattle-based Expedia Group, is getting some blowback online for not following the lead of competitor Airbnb, which announced this week that it was blocking and canceling reservations in the Washington, D.C., area during the upcoming Inauguration week. Following the violent storming of the U.S. Capitol on Jan. 6, officials in D.C., including the city’s mayor and Metro Police, urged people not to travel from outside the area for the Inauguration of President Elect Joe Biden. In a blog post on Wednesday, Airbnb said it was “aware of reports … regarding armed militias and known hate groups that are attempting to… Read More
Continue ReadingA critical test of NASA’s moon rocket ended abruptly due to an engine problem, possibly ending hopes of launching in 2021
Summary List Placement This is a developing story. Please check back for updates. NASA’s mega-sized moon rocket encountered an engine issue during a critical test on Saturday. The error could delay the rocket’s first launch to 2022. The rocket, called Space Launch System, is designed to eventually stand 365 feet (111 meters) and ferry astronauts to the moon sometime in the mid- to late-2020s. The system is an essential piece of a larger program called Artemis, a roughly $30 billion effort to put boots back on the lunar surface for the first time since 1972. NASA has spent about $18 billion developing the rocket. The rocket’s core stage — the… Read More
Continue ReadingSculpted light could control chemical catalysts, shows Stanford study
Like a person breaking up a cat fight, the role of catalysts in a chemical reaction is to hurry up the process – and come out of it intact. The post Sculpted light could control chemical catalysts, shows Stanford study appeared first on Knowridge Science Report. …read more Source:: Knowridge Science Report
Continue ReadingMen’s health tips for the New Year
A new year brings a new opportunity to focus on health, and Loyola Medicine Men’s Health Center Director Kevin McVary, MD is offering tips for a healthier 2021. The post Men’s health tips for the New Year appeared first on Knowridge Science Report. …read more Source:: Knowridge Science Report
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