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VIDEO: Wearable devices are increasingly used for tracking health data and identifying problems. Learn from health researchers about exploring the promise and pitfalls of personal tech.
COMIC: As it spreads throughout the world, the virus that causes Covid-19 has been changing. Scientists are tracking those changes, hoping to stay one step ahead of worrisome strains.
VIDEO: When can the people who still need a Covid-19 vaccine expect to get one? Delve into the supply, distribution and political issues delaying global access to a lifesaving, economy-rescuing marvel.
VIDEO: Knowable Magazine’s interviews with experts during the pandemic revealed many missed opportunities and blunders in the US response to Covid-19, which was marked by excess American deaths and disability. The experience does offer lessons on how to better prepare for what scientists call the inevitable emergence of the next global health emergency.
Antibodies should indicate if someone has had an infection in the past. But the promise of “immunity testing” is plagued by uncertainty about how the immune system responds to the coronavirus, as well as concerns about the tests’ accuracy.
The body’s defenses lose flexibility and diversity over time, and protective responses to vaccines weaken as well. Scientists are working on ways to boost seniors’ protections against influenza, the novel coronavirus and other pathogens.
Many colleges and universities stopped requiring the SAT and ACT during Covid. Will they go back to testing in the future? Select: (a) Yes (b) No (c) Depends (d) Not enough information.
OPINION: The pandemic has taught us how we can deliver better care to patients who seek to terminate pregnancies. Now if only science could triumph over politics.
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
Covid-19 has exposed the weak spots of the US public health system — and that presents an opportunity, says an epidemiologist, for the nation to recognize the problems and act to fix them
Pathogens can make us sick. Just how sick depends on genetic variations, including ones that sabotage immune molecules called interferons. A better understanding could lead to new treatments for Covid-19 and other scourges.
VIDEO: Watch our conversation about the pandemic’s effect on global food supplies and distribution, and how we might prevent future crises arising from climate change
It all starts with a community teeming with yeasts and bacteria — but what’s really happening? Scientists peer into those jars on the kitchen counter to find out.
TIMELINE: From colonial efforts to control smallpox outbreaks to antimalarial campaigns targeting mosquitoes, the American effort grew for centuries. But cutbacks have weakened it in the past decades.
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