A Noninvasive Way to Control Individual Brain Regions
Researchers use a combination of ultrasound waves, genetic engineering, and synthetic drugs to switch specific neurons on and off in mice.
A Noninvasive Way to Control Individual Brain Regions
A Noninvasive Way to Control Individual Brain Regions

Researchers use a combination of ultrasound waves, genetic engineering, and synthetic drugs to switch specific neurons on and off in mice.

Researchers use a combination of ultrasound waves, genetic engineering, and synthetic drugs to switch specific neurons on and off in mice.

ultrasound
Ultrasound Fires Up the Auditory Cortex—Even Though Animals Can’t Hear It
Ultrasound Fires Up the Auditory Cortex—Even Though Animals Can’t Hear It
Abby Olena | May 24, 2018
Researchers have been using ultrasound to control brain activity, but studies in mice and guinea pigs show it also stimulates the auditory system, presenting a confounder for direct neural stimulation.
Getting Drugs Past the Blood-Brain Barrier
Getting Drugs Past the Blood-Brain Barrier
Amanda B. Keener | Nov 1, 2017
To treat neurological disease, researchers develop techniques to bypass or trick the guardian of the central nervous system.
Infographic: Breaking into the Brain
Infographic: Breaking into the Brain
Amanda B. Keener | Oct 31, 2017
The blood-brain barrier is a collection of specialized cells and proteins that control the movement of molecules from the blood to the central nervous system.
Bubbles for Broken Bones
Bubbles for Broken Bones
Ruth Williams | Sep 1, 2017
Ultrasound-stimulated microbubbles enable gene delivery to fix fractures.
Infographic: Ultrasound-Stimulated Microbubbles Fix Fractures
Infographic: Ultrasound-Stimulated Microbubbles Fix Fractures
Ruth Williams | Aug 31, 2017
The new technique helped pig tibias heal in just eight weeks.
Zika and Birth Defects
Zika and Birth Defects
Catherine Offord | Mar 8, 2016
A study provides stronger evidence for the causal link between Zika infection and microcephaly, and warns of a host of other birth defects associated with the virus.
Stimulating Neurons with Sound
Stimulating Neurons with Sound
Kate Yandell | Sep 15, 2015
Researchers present sonogenetics, a technique to activate select Caenorhabditis elegans neurons with ultrasound waves.
Mums Tell Dads to Care
Mums Tell Dads to Care
Dan Cossins | Jan 8, 2013
Mouse mothers emit ultrasound vocalizations and odor cues to stimulate otherwise uninterested fathers to provide parental care to their pups.
Space Rocks
Cristina Luiggi | Jun 1, 2012
Orbiting ultrasound machines are being used to diagnose and treat astronauts' kidney stones.