Midbrain

Recent articles

Gecko with circular pulses emanating from its head.

What geckos tell us about the evolution of hearing

Catherine Carr explains her discovery that geckos retain a vibration-sensing pathway previously thought to be lost when animals moved onto land.

By Helena Kudiabor
1 April 2026 | 5 min read
Research image of mouse brain slices.

Some dopamine neurons signal default behaviors to reinforce habits

Movement-sensing neurons that target the striatum influence a mouse’s choice of action by favoring routine.

By Holly Barker
11 June 2025 | 4 min read
Research image of neurons in the interpeduncular nucleus.

‘Understudied secret’ in brain dampens nicotine drive in mice

The interpeduncular nucleus produces an aversion to nicotine, even at low doses, and helps moderate how rewarding mice find the drug.

By Lauren Schenkman
4 June 2025 | 4 min read
A marble bust of a face that is covered in real leaves.

Newly found circuit through visual cortex powers first look at faces

The superior colliculus, an evolutionarily ancient brain area responsible for eye movements, responds to faces before the canonical face areas do, a study of macaque monkeys suggests.

By Olivia Gieger
19 July 2024 | 5 min read
A photograph of Paul-Antoine Libourel.

At the end of the earth with Paul-Antoine Libourel

The French researcher’s accomplishments working with chinstrap penguins in the Antarctic highlight the importance of recording sleep in the wild.

By Yves Sciama
11 June 2024 | 18 min read

Explore more from The Transmitter

Research image of cell-surface protein LPHN2.

‘Push-pull’ recipe for neural wiring used in multiple brain regions

A versatile pair of proteins steers neurons toward their targets and helps establish the brain’s sensory maps, new studies suggest.

By Holly Barker
5 June 2026 | 5 min read
Research image showing dopamine level spikes.

Reward-learning algorithm hardwired into dopamine circuit

The finding bolsters the canonical model of reward prediction error, which has come under scrutiny in recent years.

By Natalia Mesa
5 June 2026 | 5 min read
Burke Neurological Institute.

Exclusive: Brain and spinal cord institute halts research, citing funding problems

The Burke Neurological Institute, which calls itself “the only research institute in the U.S. dedicated to finding treatments to repair the brain and spinal cord,” ceased research operations on 22 May.

By Lauren Schenkman
4 June 2026 | 5 min read