Olfactory bulb

Recent articles

Research image of olfactory bulb activity.

Smell studies often use unnaturally high odor concentrations, analysis reveals

It’s time to fashion olfactory neuroscience stimuli based on odor concentrations in the wild, say study investigators Elizabeth Hong and Matt Wachowiak.

By Calli McMurray
16 April 2025 | 7 min read
Dima Rinberg smells one of the compounds in his lab, looking at camera with a quizzical expression.

Sniffing out the mysteries of olfaction

A background in physics, and his own curiosity, have helped Dmitry Rinberg tackle the complexities of the neuroscience of smell.

By Lina Zeldovich
11 December 2024 | 13 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

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Head direction cells stably orient mice to outside world

The cells’ representations show little drift over time—unlike those of other navigation system neurons—and may provide a “rigid backbone” for more flexible sensory and cognitive responses.

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Thumbnail of Juan Gallego.

Juan Gallego discusses how manifolds are transforming our understanding of the coordination of neuronal population activity

A wealth of evidence supports the view that neural manifolds are real and useful, Gallego says, even if they may not completely solve the age-old mind-body problem.

By Paul Middlebrooks
25 March 2026 | 121 min listen
Research image of astrocytes in the mouse brain.

Astrocytes in mouse amygdala encode emotional state

The glial cells’ activity reliably tracks with freezing, hesitancy and other behaviors reminiscent of anxiety.

By Holly Barker
24 March 2026 | 4 min read