Audio research news

The latest audio stories from The Transmitter

Image of amyloid beta plaques.

Reviving ‘inside-out’ hypothesis of amyloid beta to explain Alzheimer’s mysteries

New research is resurfacing old ideas about where the protein forms the disease’s hallmark plaques.

By Elissa Welle
29 May 2024 | 8 min listen
Publishing Microphone

At the credit crossroads: Modern neuroscience needs a cultural shift to adopt new authorship practices

Old heuristics to acknowledge contributors—calling out first and last authors, with everyone else in between—don’t work well for large collaborative and interdisciplinary projects, yet they remain the default.

By Megan Peters
20 May 2024 | 9 min listen
A hand holds multi-colored cubes.
Future of fMRI Microphone

Should we use the computational or the network approach to analyze functional brain-imaging data—why not both?

Emerging methods make it possible to combine the two tactics from opposite ends of the analytic spectrum, enabling scientists to have their cake and eat it too.

By Mac Shine
13 May 2024 | 7 min listen
Photograph of objects delicately balanced to keep a plank of wood level as it sits on a cylindrical block.

How to explore your scientific values and develop a vision for your field

As a new professor, I was caught off guard by one part of the job: my role as an evaluator.

By Grace Lindsay
3 May 2024 | 5 min listen
Photograph of Carol Jennings.

Carol Jennings, whose family’s genetics informed amyloid cascade hypothesis, dies at 70

Her advocacy work aided the discovery of a rare inherited form of early-onset Alzheimer’s disease and helped connect affected people with researchers.

By Elissa Welle
30 April 2024 | 3 min listen
Community Microphone

How to use race and ethnicity data responsibly in neuroscience research

Follow these four tips to avoid using the information in problematic ways, including as a proxy for environmental variables.

By Gina Jiménez
24 April 2024 | 7 min listen
Research image of a lamprey.
Evolution Microphone

New look at lampreys rewrites textbooks on origins of sympathetic nervous system

Sympathetic neurons pepper the embryos of the jawless fish—Earth’s first vertebrates—and overturn the idea that “fight or flight” was an innovation of jawed vertebrates.

By Shaena Montanari
17 April 2024 | 3 min listen
Illustration of hands of different colors reaching out to untangle string that is covering a sheet of paper with text on it.
Policy Microphone

NIH seeks input on how structural racism affects brain research, health

The feedback could lead to “novel ways” to conduct studies and reduce health disparities, a National Institutes of Health employee says.

By Calli McMurray
17 April 2024 | 7 min listen
Image of a red rectangle against a gray background.
Ethics Microphone

FDA describes ‘objectionable conditions’ at New York State Psychiatric Institute

The facility’s institutional review board failed to report a 2021 incident and “serious and ongoing noncompliance” by a principal investigator, according to a letter released by the federal agency this week.

By Brendan Borrell
2 April 2024 | 6 min listen
Neural progenitor cells in a culture medium, color-enhanced scanning electron micrograph (SEM).
Spectrum Microphone

Autism subgroups converge on cell growth pathway

Faulty mTOR signaling, implicated in syndromic forms of autism, also hinders cells grown from people with idiopathic autism or autism-linked deletions on chromosome 16.

By Angie Voyles Askham
2 April 2024 | 4 min listen

Explore more from The Transmitter

Research illustration groups genes by their effects on brain cell types.

Giant analysis reveals how autism-linked genes affect brain cell types

Genes that predispose people to autism account for a large portion of the neuronal and glial cell changes seen in those with the condition.

By Charles Q. Choi
20 June 2024 | 5 min read

Widely used calcium imaging protocol can lead to spurious results, new paper cautions

The technique, which measures calcium currents as a proxy for neuronal firing, sometimes reports unusual and potentially misleading waves of activity in the hippocampus.

By Angie Voyles Askham
19 June 2024 | 6 min read
Research image of white-matter density in brains of people with deletions or duplications in the 16p11.2 chromosomal region.

Double-empathy problem; dup15q syndrome; myelin loss in aging autistic adults

Here is a roundup of autism-related news and research spotted around the web for the week of 17 June.

By Jill Adams
18 June 2024 | 2 min read