What the Coronavirus Variants Mean for Testing

In January 2020, just weeks after the first Covid-19 cases emerged in China, the full genome of the new coronavirus was published online. Using this genomic sequence, scientists scrambled to design a large assortment of diagnostic tests for the virus.

But the virus has mutated since then. And as the coronavirus has evolved, so has the landscape of testing. The emergence of new variants has sparked a flurry of interest in developing tests for specific viral mutations and prompted concerns about the accuracy of some existing tests.

“With these Covid diagnostics, we were on a time crunch, we had to

Iran Vows to Increase Uranium Enrichment After Attack on Nuclear Site

Iran said Tuesday that it would begin enriching uranium to a level of 60 percent purity, three times the current level and much closer to that needed to make a bomb, though American officials doubt the country has the ability to produce a weapon in the near future.

Deputy Foreign Minister Seyed Abbas Araghchi, Iran’s top nuclear negotiator, did not give a reason for the shift, but it appeared to be retaliation for an Israeli attack on Iran’s primary nuclear fuel production plant as well as a move to strengthen Iran’s hand in nuclear talks in Vienna.

The Israeli attack

How Are You Dividing Housework During the Pandemic?

Housework has always been difficult to divide. Now, perhaps, even more so. Over the last year, people around the world have done a ton of housework while sheltering in place. From nonstop dishwashing and toy gathering to caring for children in remote learning, it seems as if we are constantly cleaning up after ourselves, our roommates and our loved ones.

So the Modern Love Podcast team wants to know: What systems have you developed with your partner, roommates or family members to divvy up housework fairly? Do you flip a coin? Reverse traditional gender roles? Leave passive-aggressive notes? Or have