The Bradford Era

We’ve waited far too long for a scientific study of waiting. From queues to telephone holds to waiting rooms, delays are all around us and they’re mis...

Perhaps we can blame COVID fatigue for numbing us to the risks of other viruses. But it should be bigger news that a bird flu has mutated to spread th...

A new COVID-19 variant called XBB.1.5 is driving a new wave of infections. But susceptibility to it is not, as some contend, being fueled by vaccines....

Whose pandemic strategy really saved lives? Which states or countries lost the most people to the virus? Or to the unintended consequences of mitigati...

Something is altering the normal seasonal currents of cold and flu viruses. They slowed to a trickle during the early part of the COVID-19 pandemic on...

This century’s worst-case climate scenario isn’t global warming of 4 or even 5 degrees Celsius. It’s a nuclear winter that would trigger global coolin...

Harlan Krumholz, a cardiologist at the Yale School of Medicine, says he worries about two kinds of long COVID. There’s the obvious version where peopl...

Patients and their doctors count on cancer screening tests to save lives, and yet a number of large, controlled studies are showing disappointing resu...

Scientific understanding is challenging the conventional wisdom about hunger — now framing it as a scourge that afflicts not only people who get too f...