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Speaking of pandemics: The art and science of risk communication

Public health messages should be loud and clear, so that everyone listens and stays safe. But that’s easier said than done — especially with a case as complex as Covid-19.

Beyond the twilight zone

Tidally locked worlds are places of extremes. On one side it’s an endless day, the other a perpetual night. Yet scientists speculate that some may harbor conditions that could support life.

An elemental problem with the sun

For two decades, astronomers have argued over how much carbon, nitrogen and especially oxygen lie within our closest star — a dispute with implications for the entire universe

America the Unhealthy: Inequality kills

Smoking, poor diet, lack of exercise? Yes, but that’s not all. A researcher tells us what really hurts US life expectancy.

The bat-virus détente

Bats cope with myriad viruses, including the one causing Covid-19, with few ill effects. Scientists are probing their immune systems to fathom how they do it. The answers might help infected people, too.

Corporate crime and non-punishment

The legal system makes it easy for big businesses that break the law to escape prosecution and evade reform. There is a better way — and a legal scholar tells us exactly how it could work.

Telemedicine’s tipping point

Sheltering in place has pushed virtual health care into the mainstream. Will we go back to doctors’ waiting rooms?

Mini-organs push along Covid-19 and other virus research

While studies in mice and people can be slow, researchers are making fast progress testing medications in miniature airways and guts made of human cells

Jupiter revealed

The Juno spacecraft has been circling Jupiter since 2016. Here are four things we’ve learned so far about the biggest planet in the solar system.