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Science + Technology

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green and purple objects
Photo Credit
Fangzhou ZhaoI, Van de Walle group
Concept illustration of non-radiative recombination, in which electron-hole interaction at a defect in the atomic structure results in heat, rather than light, being emitted. Jim Speck will use his Vannevar Bush Award to advance understanding of the physics of such interactions.

Little-understood physics in gallium-nitride LEDs garners UCSB’s Jim Speck a prestigious Vannevar Bush award

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An illustrative image of small peptide helices.
Photo Credit
Matt Perko
This is a story about proteins, how they malfunction, and what cells do to prevent that.
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A river meanders through forests and fields in Columbia.
Photo Credit
EGT via iStock
Meandering rivers create a dynamic landscape, depositing sand bars and eroding steep banks as they undulate across their floodplains.
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Composite headshots of M. Scott Shell and Beth Pruitt
Photo Credit
Matt Perko; courtesy
M. Scott Shell, left, and Beth Pruitt, right
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2024 Goldwater scholars
Clockwise, from left: Matthew Unger, Riya Nilkrant, Xuanwei Liang, Isaac Hair, Anika Jena
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aerial shot of North Atlantic right whale and calf
Photo Credit
NOAA Northeast Fisheries Science Center/Lisa Conger and Elizabeth Josephson
North Atlantic right whale mother and calf as seen from a research drone called a hexacopter
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a photo cradle attached to the rail of steps leading to beach
Photo Credit
Sonia Fernandez
The CoastSnap cradle on the steps to East Campus Beach
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Waves crash on a revetment protecting houses along Broad Beach, Malibu.
Photo Credit
Charles Lester
The ocean is advancing on California, and we need to determine how we will respond.
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the cellular development of an embryonic tooth
Photo Credit
Neha Pincha Shroff and Pengfei Xu
Tooth epithelium (cell surface; yellow) and mesenchyme (cell surface; magenta). Proliferating cells (cyan) expand the tissue, generating a mechanical pressure at the tissue center that drives the formation of the main tooth signaling center or organizer, the enamel knot.
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A large field of sunflowers near Sacramento.
Photo Credit
Tfoxfoto via iStock
Tweaks to farming practices could preserve some of California’s declining water resources.