News & Opinion

» cell & molecular biology and evolution

Covering the life sciences inside and out

Most Recent

A study of a simple marine animal suggests that the common ancestor of cnidarians and bilaterians may have had three germ layers instead of two.

0 Comments

image: Mongolian Dinosaurs and the Poaching Problem

Mongolian Dinosaurs and the Poaching Problem

By | September 8, 2017

High-profile cases of poached fossils shine a light on the black market for paleontological specimens—and how scientists and governments are trying to stop it.

1 Comment

image: Fingerprints of Ongoing Human Evolution Found

Fingerprints of Ongoing Human Evolution Found

By | September 5, 2017

Genetic variants in Alzheimer’s- and smoking-related genes appear to be under selection pressure, according to a study comparing the genomes of old and young participants.

1 Comment

image: Global Patterns of Human Epigenetic Variation

Global Patterns of Human Epigenetic Variation

By | August 28, 2017

A study of five far-flung human populations gives clues to adaptations to environmental pressures.

5 Comments

image: The Ever-Expanding T-Cell World: A Primer

The Ever-Expanding T-Cell World: A Primer

By | August 7, 2017

Researchers continue to identify new T-cell subtypes—and devise ways to use them to fight cancer. The Scientist attempts to catalog them all.

2 Comments

image: Fascinated by Folding

Fascinated by Folding

By | August 4, 2017

Lila Gierasch uses biochemical tools to understand how linear chains of amino acids turn into complex three-dimensional structures.

1 Comment

The genomes of two species of water bears reveal clues about how they persist in extreme conditions, yet don’t resolve the animals’ debated evolutionary story.

1 Comment

A new method stimulates B cells to make human antigen-specific antibodies, obviating the need for vaccinating blood donors or hunting for rare B cells.

0 Comments

image: Gut Feeling

Gut Feeling

By | June 22, 2017

Sensory cells of the mouse intestine let the brain know if certain compounds are present by speaking directly to gut neurons via serotonin.

0 Comments

image: Mammals May Have a 12-Hour Clock

Mammals May Have a 12-Hour Clock

By | June 6, 2017

Data point to peaks in gene expression in the morning and evening that are distinct from day-night circadian cycles.

0 Comments

Popular Now

  1. Decoding the Tripping Brain
  2. Tattoo Ink Nanoparticles Persist in Lymph Nodes
    The Nutshell Tattoo Ink Nanoparticles Persist in Lymph Nodes

    Analysis of the bodies of deceased individuals can’t determine what effect these tattoo remnants have on lymph function, but researchers suggest dirty needles aren’t the only risk of the age-old practice.

  3. Do Microbes Trigger Alzheimer’s Disease?
  4. Metabolomics Data Under Scrutiny
    Daily News Metabolomics Data Under Scrutiny

    Out of 25,000 features originally detected by metabolic profiling of E. coli, fewer than 1,000 represent unique metabolites, a study finds.

AAAS