Internal state

Recent articles

Illustration of a mouse with cheese on its left and a drop of water on its right.

Should I stay (and eat) or should I go? How the brain balances hunger with competing drives

Understanding the interplay among rival signals, such as pain, thirst and fear, could provide insights into anxiety and other neuropsychiatric conditions.

By Giorgia Guglielmi
11 October 2024 | 8 min read
Research image of neurons in the rat olfactory bulb.

Neurons in rat olfactory bulb ‘feel the pulse’

Mechanical receptors can detect intracranial pressure changes caused by blood flow, which enables neurons to synchronize with the heartbeat.

By Calli McMurray
26 March 2024 | 6 min read

Explore more from The Transmitter

Monkeys at Dutch primate center.

Dutch primate center awaits October animal research debate

Science is forging ahead at the Biomedical Primate Research Centre in the Netherlands, following a reversal of last year’s mandate to phase out primate studies. But researchers aren’t sure how long the reprieve will last.

By Lauren Schenkman
2 September 2026 | 5 min read

When we sleep, our brain is filled with spontaneous neural activity. What is it doing?

Daniel Levenstein explains how internally generated brain activity during sleep shapes our cognition, and why NeuroAI is such a powerful approach to understanding the brain.

By Paul Middlebrooks
2 September 2026 | 96 min listen
Research image of organoids.

Unconfounding genetic and environmental factors, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 31 August.

By Jill Adams
1 September 2026 | 2 min read