Uncategorized
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Planetary ScienceSeismic waves suggest Mars has a solid heart
NASA’s InSight lander listened to Marsquakes for four years. The tremors revealed that Mars may have a solid inner core.
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Particle PhysicsThis laser would shoot beams of neutrinos, not light
The subatomic particles called neutrinos are famously elusive. But an unconventional trick could make a laser beam of the aloof particles.
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NeuroscienceYour red is my red, at least to our brains
Despite philosophical debates, colors like red may spark similar brain activity across individuals, new research suggests.
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Health & MedicineDrugs like Ozempic might lower cancer risk
GLP-1 medications like Ozempic, Wegovy and Mounjaro might lower people’s risk of developing certain cancers, especially ones linked to obesity.
By Meghan Rosen -
AnimalsJust like humans, many animals get more aggressive in the heat
From salamanders to monkeys, many species get more violent at warmer temperatures — a trend that may shape their social structures as the world warms.
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PaleontologyYoung pterosaurs probably died in violent Jurassic storms
Two hatchling pterosaurs with fractured arm bones point to ancient storms as the cause of mass casualties preserved in Germany’s Solnhofen Limestone.
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AstronomyAstronomers detect the brightest ever fast radio burst
The fast radio burst came from 130 million light-years away. That proximity allowed an in-depth search for what produced the mysterious signal.
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AnimalsTiny thumbnails may be key for rodents’ global takeover
Thumbnails might have boosted rodents’ food-handling skills, helping them thrive worldwide.
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LifeA sixth mass extinction? Not so fast, some scientists say
A new analysis suggests that recent extinctions have been rare, limited mostly to islands and slowing. But others argue this is all just semantics.
By Jake Buehler - Animals
Here’s how fruit flies’ giant sperm squeeze into tight spaces
Researchers found that fruit fly sperm push against one another and align in orderly bundles, preventing knots that could block reproduction.
By Meghan Rosen -
ArchaeologyVenice’s iconic winged lion statue originated in ancient China
European artisans turned a Tang Dynasty tomb guardian sculpture into a symbol of medieval Venetian statehood, researchers say.
By Bruce Bower -
MicrobesAntarctic lake microbes have flexible survival strategies
Life teems under the Antarctic ice sheet. In subglacial Lake Mercer, it is surprisingly versatile and isolated from the rest of the world.
By Douglas Fox