An artistic rendering of a washed-up Ichthyotitan severnensis carcass on the beach. Sergey Krasovskiy hide caption
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COMIC: Our sun was born with thousands of other stars. Where did they all go?
Surgeon Christoph Haller and his research team from Toronto's Hospital for Sick Children are working on technology that could someday result in an artificial womb to help extremely premature babies. Chloe Ellingson for NPR hide caption
In the womb, a brother's hormones can shape a sister's future
The black-capped chickadee, seen here, is well known for its strong episodic memory. Dmitriy Aronov hide caption
The "barcodes" powering these tiny songbirds' memories may also help human memory
"One second doesn't sound like much, but in today's interconnected world, getting the time wrong could lead to huge problems," geophysicist Duncan Agnew says. Here, an official clock is seen at a golf tournament in Cape Town, South Africa. Johan Rynners/Getty Images hide caption
A researcher holds up a sandy De Winton's golden mole. Nicky Souness/Endangered Wildlife Trust hide caption
Once lost to science, these "uncharismatic" animals are having their moment
The country's two biggest reservoirs are on the Colorado River. Water levels at Lake Powell have dropped steeply during the two-decade megadrought. Justin Sullivan/Getty Images hide caption
A post-reproductive toothed whale mother and her son. David Ellifrit/Center for Whale Research hide caption
A cicada perches on a picnic table in front of Nolde Mansion in Cumru Township, PA in May 2021. New research shows that these insects urinate in a surprising way. Ben Hasty / MediaNews Group/Reading Eagle via Getty Images hide caption
Scientists studied how cicadas pee. Their insights could shed light on fluid dynamics
Workers at the U.S. Embassy in Havana leave the building in September 2017. New research out of the National Institutes of Health finds no unusual pattern of damage in the brains of Havana syndrome patients. Emily Michot/Miami Herald/Tribune News Service via Getty Images hide caption
This close-up of the Verona astrolabe shows Arabic and Hebrew markings. Federica Gigante hide caption
This medieval astrolabe has both Arabic and Hebrew markings. Here's what it means
Flares burn off methane and other hydrocarbons at an oil and gas facility in Lenorah, Texas in 2021. New research shows drillers emit about three times as much climate-warming methane as official estimates. David Goldman/AP hide caption
Oil and gas companies emit more climate-warming methane than EPA reports
This type of staghorn coral (Acropora pulchra) appeared to benefit from the presence of sea cucumbers (Holothuria atra), a new study finds. Terry Moore/Stocktrek Images / Science Source hide caption
This often-overlooked sea creature may be quietly protecting the planet's coral reefs
Millions of people are affected by long COVID, a disease that encompasses a range of symptoms — everything from brain fog to chronic fatigue — and that manifests differently across patients. The Washington Post/The Washington Post via Getty Images hide caption
What we know about long COVID — from brain fog to physical fatigue
Maria E. Garay-Serratos holds a framed photograph of her mother, who died after suffering decades of domestic violence. Scientists are trying to understand how domestic violence damages the brain. Julio Serratos/Maria E. Garay-Serratos hide caption
Domestic violence may leave telltale damage in the brain. Scientists want to find it
Elephantnose Fish, Gnathonemus petersii, Congo ullstein bild hide caption
The "shocking" tactic electric fish use to collectively sense the world
A digital illustration of a circle of hands extending from the edge of the image, each holding a sheet of paper. The papers overlap in the center and, like a puzzle, come together to reveal a drawing of a handgun. Oona Tempest/KFF Health News hide caption
This artist's concept shows the Voyager 1 spacecraft entering the space between stars. Interstellar space is dominated by plasma, ionized gas (illustrated here as brownish haze). NASA/JPL-Caltech hide caption
The Voyager 1 spacecraft has a big glitch. Now, NASA must figure out how to fix it
A case of bronchitis in 2014 left Sanna Stella, a therapist who lives in the Chicago area, with debilitating fatigue. Stacey Wescott/Tribune News Service via Getty Images hide caption
Clues to a better understanding of chronic fatigue syndrome emerge from a major study
A 3D model of a short section of the stone wall. The scale at the bottom of the image measures 50 cm. Photos by Philipp Hoy, University of Rostock; model created using Agisoft Metashape by J. Auer, LAKD M-V hide caption
Scientists scanning the seafloor discover a long-lost Stone Age 'megastructure'
The sun emits a mid-level solar flare releasing a burst of solar material. NASA hide caption