Eyeless roundworms sense color

C. elegans compares the ratio of wavelengths in its environment to avoid dangerous bacteria that secrete colorful toxins.

Raleigh McElvery | Department of Biology • mit
March 4, 2021 ~7 min

Study offers an explanation for why the APOE4 gene enhances Alzheimer’s risk

The gene variant disrupts lipid metabolism, but in cell experiments the effects were reversed by choline supplements.

Anne Trafton | MIT News Office • mit
March 3, 2021 ~7 min

Evolution: lab-grown 'mini brains' suggest one mutation might have rewired the human mind

Neanderthal-human hybrid brains grown in the lab give fascinating insights into evolution.

Per Brattås, Postgraduate Researcher in Clinical Genomics, Lund University • conversation
Feb. 26, 2021 ~8 min

Basic cell health systems wear down in Huntington’s disease, analysis shows

A new computational approach for analyzing complex datasets shows that as disease progresses, neurons and astrocytes lose the ability to maintain homeostasis.

David Orenstein | Picower Institute for Learning and Memory • mit
Feb. 24, 2021 ~6 min

Coronavirus evolving: How mutations arise and new variants emerge

COMIC: As it spreads throughout the world, the virus that causes Covid-19 has been changing. Scientists are tracking those changes, hoping to stay one step ahead of worrisome strains.

Diana Kwon and Maki Naro • knowable
Feb. 23, 2021 ~1 min

How hybrids could help save endangered species

By only focusing on preserving the genetic purity of a species, conservationists risk the extinction of isolated populations.

Richard Brown, Professor of Animal Evolution, Liverpool John Moores University • conversation
Feb. 19, 2021 ~8 min

Metabolic mutations help bacteria resist drug treatment

Study suggests forcing bacteria to burn more energy could make them more susceptible to antibiotics.

Anne Trafton | MIT News Office • mit
Feb. 18, 2021 ~7 min

Epigenomic map reveals circuitry of 30,000 human disease regions

Analysis reveals genetic control elements that are linked to hundreds of human traits.

Anne Trafton | MIT News Office • mit
Feb. 3, 2021 ~8 min

A high-resolution glimpse of gene expression in cells

Expanding tissue samples before sequencing allows researchers to pinpoint locations of RNA molecules.

Anne Trafton | MIT News Office • mit
Jan. 28, 2021 ~7 min

Progeria study finds base-editing therapy lengthens lifespan in mice

Several hundred children worldwide live with progeria, a deadly premature aging disease.

Caitlin McDermott-Murphy • harvard
Jan. 27, 2021 ~9 min