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Model to assess the effect of lockdowns has fundamental shortcomings In a recent study, researchers from Imperial College London developed a model to assess the effect of different measures used to curb the spread of the coronavirus. However, the model had fundamental shortcomings and cannot be used to draw the published conclusions, claim Swedish researchers from Lund University, and other institutions, in the journal Nature. / nwT8_CyIcSI The results from Imperial indicated that it was almost exclusively the complete societal lockdown that suppressed the wave of infections in Europe during...

Share this article Share this article MENLO PARK, Calif., Dec. 22, 2020 /PRNewswire/ -- Space Electric Thruster System (SETS), a Noosphere Ventures aerospace company, will undergo field testing in Low Earth Orbit (LEO) as part of the debut launch of the Firefly Aerospace Alpha rocket, which is scheduled for the beginning of 2021 from Vandenberg Air Force Base in California, U.S.A. "The goal of the first SETS mission is to demonstrate and confirm the space worthiness and performance of the system under real conditions, and receive the necessary telemetry," commented SETS CEO Viktor Serbin. ...

When the chips are down, when you're in that moment fighting this automated system designed to improve safety but perhaps actually making things worse, when you're in that moment if you do the right thing in short order is a difficult thing. >> explain to me what the automated system, that automatic control would do and why pilots need special training to know how to counteract it. >> so when they built this new model of the 737, they put bigger engines on. more fuel efficient engines and moved them forward. what that did is changed the control properties of the aircraft. it made it tend to pi...

This automatic control. service was restored between washington and new york city this morning. that automatic train control installed before -- i mean this was like a week. if it can be installed that quickly, then why wouldn't it already have been installed on this dangerous curve, j.p.? >> well the investigators talked about the curve being 100-something miles an hour and the other not so much. but we got a serious situation in the press, we got people talking about it all over the united states so of course bam, fixed, we're not going to talk about it anymore. but what we should be talking...

Through the front windshield. this could lead to a criminal investigation. we just don't know yet. engineers call this getting rocked and it's fairly common around this part of the northeast corridor. they protect themselveses with grills on the front windshields. listen to jim hall. >> unfortunately, we're familiar from previous accident investigation, various types of potential sabotage of various types of transportation activity. >> now whether or not this led to the train going 106 miles an hour. amtrak has been ordered to install automatic control to alert the conductor to slow down. >> w...