Health & Medicine
The body’s response to allergic asthma also helps protect against COVID-19
A protein called IL-13 mounts defenses that include virus-trapping mucus and armor that shields airway cells from infection.
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Cover Story
Glial cells may take on big jobs in unexpected parts of the body
Scientists are finding mysterious glia in the heart, spleen and lungs and wonder what they’re doing there.
Science Visualized
Notebook
Plants
These flowers lure pollinators to their deaths. There’s a new twist on how
Some jack-in-the-pulpit plants may use sex to lure pollinators. That's confusing for male fungus gnats — and deadly.
Features
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Who decides whether to use gene drives against malaria-carrying mosquitoes?
As CRISPR-based gene drives to eliminate malaria-carrying mosquitoes pass new tests, the African public will weigh in on whether to unleash them.
More Stories from the June 4, 2022 issue
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SpaceAll of the bases in DNA and RNA have now been found in meteorites
Scientists have detected adenine and guanine in meteorites for decades and seen hints of uracil. But cytosine and thymine had remained elusive.
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OceansHow some sunscreens damage coral reefs
In lab experiments, sea anemones and coral turned oxybenzone into a toxin activated by light. But helpful algae may provide a layer of protection.
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NeuroscienceA very specific kind of brain cell dies off in people with Parkinson’s
Of out 10 kinds of dopamine-making nerve cells, only one type is extra vulnerable in Parkinson’s disease.
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ArchaeologyA special brew may have calmed Inca children headed for sacrifice
The mummified remains contained a substance that may reduce anxiety and is found in ayahuasca, a psychedelic ceremonial liquid still drunk today.
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TechThis camera lens can focus up close and far away at the same time
Inspired by the eye of an extinct trilobite species, the large depth of field can help with imaging techniques to create 3-D photos.
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EarthMachine learning and gravity signals could rapidly detect big earthquakes
Large earthquakes make speed-of-light adjustments to Earth’s gravitational field. Researchers have now trained computers to detect the signals.
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LifeThese bats buzz like wasps and bees. The sound may deter hungry owls
Researchers have identified what may be the first known case of a mammal mimicking an insect.
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Planetary ScienceLava and frost may form the mysterious lumps on Jupiter’s moon Io
Jets of gas released when hot meets cold on the volcanic moon Io could generate sprawling fields of dunes, a study finds.
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PhysicsHere’s why pipe organs seem to violate a rule of sound
Why reedless wind instruments’ fundamental tones are lower than expected is an 160-year-old mystery. Physicists have now solved it.
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Health & MedicineHow to wash chicken in the kitchen more safely, according to physics
Despite the advice of health experts, most people who cook chicken at home wash it. New research offers ways to reduce spreading dangerous germs.
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Particle PhysicsA new nuclear imaging prototype detects tumors’ faint glow
Nuclear imaging that relies on Cerenkov light could supplement standard-of-care technology for identifying location of tumors.
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Space50 years ago, the United States and Soviet Union joined forces for science
In 1972, U.S. and Soviet leaders agreed to work together on science. Now, Russia’s war in Ukraine is straining that decades-long partnership.