It has been nearly a decade since an American space crew last lifted off from U.S. soil in a spacecraft built here. That’s expected to change Wednesday afternoon with the relaunch of manned space flight. But the occasion will be very different from past launches, as this time, a private company is leading the way […]
New COVID-19 model shows why early action matters
A newly released analysis of coronavirus’ spread in the U.S. suggests a haunting hypothetical: that if social distancing and stay-at-home orders had been implemented only a week earlier, more than 30,000 lives might have been saved. But that alternate scenario relies upon computer-based modeling that has its limitations. PBS NewsHour science correspondent Miles O’Brien joins […]
What computer-based models can tell us about coronavirus — and what they can’t
For months, scientists and public officials have relied upon computer-based models to try to predict the trajectory or the coronavirus outbreak. But models are not crystal balls, and all of them involve human assumptions. PBS NewsHour science correspondent Miles O’Brien reports on how the efforts that go into making these models — and their ultimate […]
Are Americans in medical crisis avoiding the ER due to coronavirus?
Since the coronavirus pandemic gripped the United States, Americans have been told to avoid emergency rooms and hospitals if possible. But now there are reports from across the country that suggest the warning may be in fact too effective, as some patients experiencing urgent health problems are not seeking the treatment they need. PBS NewsHour […]
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