Ancient DNA is revealing the genetic landscape of people who first settled East Asia

By studying the DNA of people who lived in East Asia thousands of years ago, scientists are starting to untangle how the region was populated.

Melinda A. Yang, Assistant Professor of Biology, University of Richmond • conversation
Sept. 15, 2020 ~11 min

Tags: ancient-dna hunter-gatherers china agriculture archaeology genes genomics southeast-asia rice adna siberia paleoanthropology human-migration east-asia hunter-gatherer start-of-agriculture paleogenomics

A doctor's open apology to those fighting overweight and obesity

All too often the medical community 'fat-shames' patients trying to lose weight, when in fact obesity and overweight are complicated medical issues.

J. David Prologo, Associate Professor, Emory University School of Medicine, Emory University • conversation
Sept. 8, 2020 ~9 min

Tags: diet genes prejudice eating obese overweight dieting losing-weight overeating obesity-series-2018

Toddler’s Shiga-toxin E. coli infection holds pathogen clues

The findings from a toddler’s severe infection with Shiga-toxin E. coli could help identify genetic markers and potential vaccines for the increasingly common pathogen.

Ellen Goldbaum-Buffalo • futurity
Sept. 4, 2020 ~5 min

Tags: bacteria genes e-coli health-and-medicine food-poisoning

Bronze Age bones say lactose tolerance spread fast

The remains of Bronze Age warriors suggest lactose tolerance, or the ability to digest milk, spread rapidly throughout Central Europe.

Gregory Filiano-Stony Brook • futurity
Sept. 3, 2020 ~5 min

Tags: evolution history food genes bones science-and-technology health-and-medicine milk dairy

‘Supergene’ variation makes these songbirds more aggro

Variation in a group of genes called a "supergene" explains why two kinds of white-throated sparrows have different levels of aggression, researchers say.

Carol Clark-Emory • futurity
Aug. 20, 2020 ~7 min

Tags: evolution birds genes aggression science-and-technology

Bugs, mice, and people may share one ‘brain ancestor’

New evidence suggests that the way brains work across the animal kingdom goes back to a common source, researchers report.

Daniel Stolte-Arizona • futurity
Aug. 7, 2020 ~10 min

Tags: evolution mammals insects genes brains science-and-technology neurodevelopment

Brain scientists haven't been able to find major differences between women's and men's brains, despite over a century of searching

Attempts to find brain structures responsible for supposed cognitive sex differences have not succeeded.

Ari Berkowitz, Presidential Professor of Biology; Director, Cellular & Behavioral Neurobiology Graduate Program, University of Oklahoma • conversation
Aug. 6, 2020 ~8 min

Tags: genetics brain genes learning intelligence hippocampus human-brain john-stuart-mill sex-differences brain-regions brain-size

Study suggests embryos could be susceptible to coronavirus as early as second week of pregnancy

Genes that are thought to play a role in how the SARS-CoV-2 virus infects our cells have been found to be active in embryos as early as during the second week

Cambridge University News • cambridge
Aug. 5, 2020 ~5 min

Tags: covid-19 coronavirus genes embryo embryology developmental-biology

Genomes reveal the source of bat ‘superpowers’

The genomes of six living bat species reveals the source of some of their superpowers, including echolocation, flight, and imperviousness to certain deadly viruses.

Gregory Filiano-Stony Brook • futurity
July 29, 2020 ~6 min

Tags: evolution genes genomes bats science-and-technology

Genes clarify the colors on these little hybrid birds

New research clarifies the throat and belly colors of hybrid warblers. It's plumage that ornithologists have puzzled over for a long time.

Gail McCormick-Penn State • futurity
July 15, 2020 ~6 min

Tags: birds genes genomes colors science-and-technology earth-and-environment

Page 1 of 16