In animal studies that mimic human exposures, an investigational COVID vaccine designed to be taken orally not only protects the host, but also decreases the airborne spread of the virus to other close contacts.
May 5, 2022
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53
University of Texas at Dallas researchers have developed a rapid virus test using gold particles and lasers that promises to deliver results as accurate as lab tests in a fraction of the time.
May 4, 2022
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105
If you're still wiping down groceries, doorknobs and light switches in an attempt to thwart COVID-19, maybe you can relax a little: You're 1,000 times more likely to get COVID from the air you breathe than from surfaces you ...
May 4, 2022
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Although respirators with one-way exhalation valves can make wearing a mask more comfortable, their use as a way to prevent the spread of COVID-19 in public has been discouraged. The thinking is that valves do not effectively ...
May 4, 2022
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A plant virus that infects legumes, called cowpea mosaic virus, has a special power that you may not have known about: when injected into a tumor, it triggers the immune system to treat the cancer—even metastatic cancer—and ...
Apr 28, 2022
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Two years into the COVID-19 pandemic, the public debate on masks is as heated as ever—especially in Philadelphia, which earned national attention for once again requiring masks in indoor public spaces.
Apr 22, 2022
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A commonly used radioisotope, technetium-99m, used in medical diagnoses regularly suffers from shortages due to being produced at aging nuclear reactors that often shut down for repairs. But an alternative technique for producing ...
Apr 21, 2022
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11
Inhaled nanoparticles—human-made specks so minuscule they can't be seen in conventional microscopes, found in thousands of common products—can cross a natural, protective barrier that normally protects fetuses, according ...
Apr 20, 2022
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In returning astronauts, there have been more than 30 reports of kidney stones, a painful and debilitating condition, though until now there has been little research into why this occurs.
Apr 19, 2022
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Scientists have identified a mechanism that explains how fine air pollution particles might cause lung cancer, according to a study published today in eLife.
Apr 19, 2022
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