Kenna Hughes-Castleberry is science communicator at JILA and editor-in-chief of their journal, Light & Matter. She is also a freelance science journalist. Her beats include quantum technology, artificial intelligence, diversity within the tech industries, animal intelligence, corvids and cephalopods. Her work has been featured in various publications, including Scientific American, New Scientist, Discover Magazine, Ars Technica, Nature Biotechnology, Astronomy Magazine, Leaps Magazine, Hakai Magazine, ChemistryWorld, Physics.org, Colorado Magazine, Inside Quantum Technology, The Debrief and more. She sits on the board of the Science Writers Association of the Rocky Mountains (SWARM) and teaches science writing to graduate students at JILA.
Kenna Hughes-Castleberry
Contributing writer
From this contributor
Number-associated neurons help crows link values to symbols
Comparable neurons also exist in primates, which shared a common ancestor with crows more than 300 million years ago, suggesting that the ability to “count” evolved independently in the two lineages.
Number-associated neurons help crows link values to symbols
By
Kenna Hughes-Castleberry
19 January 2024 | 4 min read
Explore more from The Transmitter
A planetarium for the brain
Tyler Sloan’s new film, more than a decade in the making, takes viewers on an immersive journey.
A planetarium for the brain
Tyler Sloan’s new film, more than a decade in the making, takes viewers on an immersive journey.
By
Emily Singer
27 July 2026 | 1 min watch
Neuroscientists weigh in on White House proposal for ‘moonshot infrastructure’ for connectomics
A report from the Trump administration calls for a “new golden age” of science, in which the federal government supports mission-driven collaborations to deliver high returns on research investments.
Neuroscientists weigh in on White House proposal for ‘moonshot infrastructure’ for connectomics
A report from the Trump administration calls for a “new golden age” of science, in which the federal government supports mission-driven collaborations to deliver high returns on research investments.
By
Sarah Thau
24 July 2026 | 4 min read
In memoriam: Kevin Dunbar, who traced the neural basis of human reasoning
Using imaging technologies, he transformed our understanding of how creativity and scientific discovery arise in the brain.
In memoriam: Kevin Dunbar, who traced the neural basis of human reasoning
Using imaging technologies, he transformed our understanding of how creativity and scientific discovery arise in the brain.
By
Alissa de Chassey
24 July 2026 | 6 min read