Kids as young as 12 are now authorized for Pfizer’s vaccine. That could make it easier for campuses to reopen this fall—but it introduces a whole new set of decisions.
In countries without much sequencing, new versions of the Covid virus can go unnoticed. Scientists across Africa are collaborating to track them down.
Manufacturers say the devices remove 99 percent of viruses. Researchers say such claims are unproven, and cheaper air filters are more effective.
The state’s independent rural drugstores are showing the power of small.
In a power crisis, maybe the solution is a network of smaller energy sources distributed across multiple places—like your garage.
Johnson and Johnson’s vaccine can be delivered in a single dose, but it’s also slightly less effective. Who should get it?
Testing a vaccine on children takes longer and comes with more challenges. But inoculating kids can protect an entire population.
Computational biologists used an algorithm meant to model human language to instead predict how viruses could evolve to evade the immune system.
Six nerdy roommates used public health data to create an online Covid-risk points system for every activity—and protect their pandemic pod.
State and local officials are scrambling to figure out how to inoculate millions—after health care workers and the elderly—against the novel coronavirus.