News
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Health & MedicineThe CDC recommends mRNA COVID-19 vaccines over J&J’s, citing fewer risks
Pfizer’s and Moderna's vaccines are more effective and cause fewer serious side effects than Johnson & Johnson’s jab, new data show.
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LifeA terrifying robot can thwart invasive mosquito fish
A robot designed to mimic a natural predator of mosquito fish can impair the survival and reproduction of this costly invasive species.
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ClimateHow a warming climate may make winter tornadoes stronger
A climate simulation suggests that higher winter temperatures could make twisters more powerful.
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AstronomyThe Parker Solar Probe is the first spacecraft to visit the sun’s atmosphere
NASA’s Parker Solar Probe crossed a boundary between the sun’s atmosphere and interplanetary space that has been predicted for decades but never observed.
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ArchaeologyNeandertals were the first hominids to turn forest into grassland 125,000 years ago
Neandertals’ campfires, hunting and other activities altered the land over 2,000 years, making them the first known hominids to impact their environs.
By Bruce Bower -
Quantum PhysicsQuantum physics requires imaginary numbers to explain reality
Quantum theory based only on real numbers fails to explain the results of two new experiments.
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Health & MedicineHow sleep may boost creativity
In a lab experiment, people who had fallen into a shallow sleep were more likely than non- or deep sleepers to later discover a sly math trick.
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MicrobesA bacteria-virus arms race could lead to a new way to treat shigellosis
As bacteria that cause shigellosis evolve to escape a virus, the microbes may become less deadly, a hopeful sign for “phage therapy.”
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ClimateAntarctica’s Thwaites Glacier ice shelf could collapse within five years
The loss of Thwaites’ buttressing ice shelf could hasten the demise of the “Doomsday Glacier” and raise the risk of dramatic sea level rise.
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AstronomyThe only known pulsar duo sheds new light on general relativity and more
Einstein was right, among other insights gleaned from watching a one-of-a-kind system of two pulsating dead stars for 16 years.
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AstronomyThe cosmic ‘Cow’ may have produced a new neutron star or black hole
A bright, mysterious blast of extragalactic light appears to have spawned a small, compact object.
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Planetary ScienceIngenuity is still flying on Mars. Here’s what the helicopter is up to
NASA’s Ingenuity craft was originally planned to operate only 30 Martian days.