Science

First a pandemic, and now biting gnats 
There’s another affliction adding to our misery this spring: a variety of gnat that’s proven unusually aggressive — if not outright painful — for people out enjoying the warm weather.
A check-in on Minnesota and its response to the coronavirus pandemic
Minnesota’s stay-at-home order has been extended, but some restrictions have been loosened. As the state moves toward reopening for business, we turn to a guest from the Minnesota Department of Health and a doctor to look at how the state has responded so far and what’s ahead in terms of testing and treatment needs.
A look at the science of coronavirus as the country loosens restrictions
All eyes are on states that are loosening social distancing restrictions and what that means for the spread and treatment of COVID-19 infections. We look at these moves, along with the latest science, with two epidemiologists.
Watch as a near-Earth asteroid heads back out to space
Asteroid 1998 OR2 safely passed by Earth at about 4:55 a.m. Wednesday morning. But you can watch the 1.5-mile-wile space rock as it heads back out to space starting at 1:30 p.m. today through the Virtual Telescope Project live stream.