culture, developmental biology, neuroscience, genetics & genomics, immunology
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.
Deep Brain Stimulation Boosts Insulin Sensitivity
Deep Brain Stimulation Boosts Insulin Sensitivity
Shawna Williams | May 24, 2018
One patient with diabetes was able to reduce his medication use while receiving targeted electrical pulses.
What Made Human Brains So Big?
What Made Human Brains So Big?
Ashley Yeager | May 24, 2018
Ecological challenges such as finding food and creating fire may have led the organ to become abnormally large, a new computer model suggests.
Animals’ Embryonic Organizer Now Discovered in Human Cells
Animals’ Embryonic Organizer Now Discovered in Human Cells
Jim Daley | May 23, 2018
The finding confirms that a cluster of cells that directs the fate of other cells in the developing embryo is evolutionarily conserved across the animal kingdom.
Zoo Pregnancy Raises Hopes of Preserving White Rhinos
Zoo Pregnancy Raises Hopes of Preserving White Rhinos
Ashley Yeager | May 18, 2018
Victoria, a southern white rhino at the San Diego Zoo, was impregnated by artificial insemination on March 22 and, if all goes well, will birth the calf in summer 2019.
Image of the Day: <em>Xenopus</em> Pigment
Image of the Day: Xenopus Pigment
The Scientist Staff | May 18, 2018
Researchers recently used CRISPR single-guide RNAs to alter genes involved in pigmentation in frog embryos.
Could a Dose of Sunshine Make You Smarter?
Could a Dose of Sunshine Make You Smarter?
Ruth Williams | May 17, 2018
Moderate ultraviolet light exposure boosts the brainpower of mice thanks to increased production of the neurotransmitter glutamate.  
“Minibrains” May Soon Include Neanderthal DNA
“Minibrains” May Soon Include Neanderthal DNA
Ashley Yeager | May 14, 2018
Brain organoids engineered to carry the genetic material could reveal how our brains are similar to and different from those of our closest relatives.
Image of the Day: Cooking Up Neurons
Image of the Day: Cooking Up Neurons
The Scientist Staff | May 11, 2018
Using different combinations of transcription factors, researchers create a diverse array of neurons from mouse skin cells.
Origin of Frog-Killing Chytrid Fungus Found
Origin of Frog-Killing Chytrid Fungus Found
Ruth Williams | May 10, 2018
DNA evidence points to Asian amphibians as the source of a fatal disease that has been wiping out frogs across the globe.