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photo of orbital lesions in a child's skull
Photo Credit
Dead Men Tell Tales, licensed under Creative Commons Attribution-Share Alike 4.0 International license
Orbital lesions (cribra orbitalia) in a young child from the medieval site of Helgeandsholmen, Stockholm, Sweden

Cranial lesions are signs of compromised immune function

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A turbid river flows down from the mountains through a mixed woodland. Gravel, cobbles, and boulders line the river channel. Clouds obscure the very peaks of the mountains above the trees.
Photo Credit
Sergey Kuznetsov via iStock
Rivers wash mountains to the sea. How quickly they do this has major implications for natural hazards and fundamental Earth science.
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Five sliced bagels are linked in a chain on a yellow background.
Photo Credit
Matt Perko
Linking single sugars into short-chain carbohydrates, called oligosaccharides, has proven surprisingly difficult.
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a group photo of the Gaucho Racing team
Photo Credit
Courtesy Image
Members of Gaucho Racing pose with their electric F1 vehicle at Michigan International Speedway
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artists' rendering of a sun and its planet-forming disk
Artist's rendering of a young star surrounded by its protoplanetary disk, with elements furnished by NASA's Hubble Telescope
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Fall colors fade into the distance in the rolling terrain of the Ozark Mountains.
Photo Credit
Benjamin Klinger via iStock
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a black bird on a patio chair
A great-tailed grackle on a patio chair
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Aerial image of a lagoon wetland.
Photo Credit
David Huang
San Dieguito Lagoon, one of Beheshti’s primary research sites.