The Scientist

» paleontology and developmental biology

Most Recent

image: Image of the Day: Fossil Guts

Image of the Day: Fossil Guts

By | September 25, 2017

Scientists unearthed an intact, fossilized digestive organ of a 500-million-year-old trilobite—a prehistoric relative of the horseshoe crab.

0 Comments

image: CRISPR Used in Human Embryos to Probe Gene Function

CRISPR Used in Human Embryos to Probe Gene Function

By | September 20, 2017

OCT4 is necessary for blastocyst formation in the human embryo, researchers report.

0 Comments

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

Research shows that human immunity develops much earlier than previously thought, but functions differently in adults.

0 Comments

The new fossils push the origin of the human species back by 100,000 years.

0 Comments

image: Mammalian Jaws Evolved to Chew Sideways

Mammalian Jaws Evolved to Chew Sideways

By | June 1, 2017

Parallel evolution in jaws and teeth helped early mammals diversify their diets.

1 Comment

New research provides evidence that the ancient hominin species might not be so ancient after all.

0 Comments

The 19th century biologist’s drawings, tainted by scandal, helped bolster, then later dismiss, his biogenetic law.

3 Comments

Time-lapse imaging shows the immune cells transferring chemical signals during pigment pattern formation in developing zebrafish.

0 Comments

Popular Now

  1. Publishers’ Legal Action Advances Against Sci-Hub
  2. How Microbes May Influence Our Behavior
  3. 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.

  4. Sexual Touch Promotes Early Puberty
    Daily News Sexual Touch Promotes Early Puberty

    The brains and bodies of young female rats can be accelerated into puberty by the presence of an older male or by stimulation of the genitals.

AAAS