Browsing Tag

system

San Diego Hospital System Reported Small Covid Resurgence

Staff at a hospital system in Southern California saw a minor resurgence of coronavirus infections this summer, despite more than four-fifths of its staff being fully vaccinated.The results join a spate of new reports of so-called…

Microsoft delivers calm system sounds in Home windows 11

Satya Nadella, Chief Executive Officer of Microsoft Corp., speaks during an event of the Economic Club of New York in New York, USA, on Wednesday, February 7, 2018. Nadella spoke about the responsibility that technology companies need to…

Research Particulars How Delta Variant Dodges Immune System

The delta variant of the coronavirus can evade antibodies that target specific parts of the virus, according to a new study published in Nature on Thursday. The results provide an explanation for the reduced effectiveness of the vaccines…

Oumuamua: It Got here From One other Photo voltaic System

Of course, that's not the end of the story.In an email, Dr. Loeb argues, among other things, that if Oumuamua is made of nitrogen, it should also contain carbon (which was not detected by the Spitzer Space Telescope), since both nitrogen…

The Area Launch System: NASA’s Final Rocket

Update, March 18: This essay has been revised to reflect that the Space Launch System has completed its second hot fire test.Eleven years in the making, NASA's most powerful rocket since the Apollo program has finally stood upright. Framed…