Kenna Hughes-Castleberry

Contributing writer

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.

From this contributor

Evolution

By Kenna Hughes-Castleberry

19 January 2024

4 min read

A photograph of a crow against a dark backdrop

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.

Evolution

Number-associated neurons help crows link values to symbols

By Kenna Hughes-Castleberry

19 January 2024 | 4 min read

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6 August 2026

5 min read

A neurocientista Julieta Sztarker realiza uma atividade educativa ao ar livre para o público em geral na Plaza Italia, em Buenos Aires.

Crise de financiamento na Argentina desencadeia nova onda de protestos

Dois anos após o colapso do financiamento à pesquisa no país, cientistas estão protestando contra a omissão do governo em restabelecer bolsas que haviam sido cortadas e aumentar os salários, conforme exigido por uma lei de 2025.

Funding