What's Current in

Letters and Science

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A group of  undergraduate volunteers pose in front of the chemistry building at UC Santa Barbara.
Photo Credit
Courtesy Image
SciTrek founder Norbert Reich (center back) poses with some of the over 280 undergraduate volunteers who make the program possible.
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An illustration of macrophages attacking a cancer cell.
Photo Credit
Wildpixel via iStock
Priming macrophage immune cells could supercharge certain cancer therapies.
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Sandinistos getting off a helicopter
Photo Credit
Wikicommons
Helicopter-borne units of an FSLN counterinsurgency battalion landing in the middle of the tropical forest.
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A stack of blocks with the rare earth element symbols on them.
Photo Credit
Thibault Renard via iStock
Scientists and engineers would love if separating rare earth elements were as easy as picking one out of a stack of blocks.
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A shortfin mako encountered off the coast of Cabo San Lucas, Baja California Sur, Mexico.
Photo Credit
Neil Ferdinand Nathan
Apex predators like this shortfin make have an outsized influence on their ecosystems. Unfortunately, they’re also the hardest hit by fishing.
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A cyclist rides beneath the palm trees along UCSB’s costal bluffs.
Photo Credit
Matt Perko
Santa Barbara is among the cities in California actively working to make the state more bike friendly.
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house nestled in rocks in night landscape
Photo Credit
James Haefner
Southwest view of the Doolittle house, Joshua Tree, November 2022