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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.

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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.

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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.

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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.

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image: Pollution Drives Marine Reptile Color Change

Pollution Drives Marine Reptile Color Change

By | August 11, 2017

The turtle-headed sea snake is losing its stripes, and researchers suggest that the change reflects adaptation to fouled oceans.

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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.

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image: Image of the Day: Embryonic Ripples

Image of the Day: Embryonic Ripples

By | July 26, 2017

This fluttering clump of colorful cells is a zebrafish embryo, visualized by many stacked images.

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A cardiovascular surgeon’s research was rejected for publication because it referenced evolutionary theory, Turkish outlets report, while the university at the center of the tumult claims the story is false. 

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Their waters served as refuges during ice ages, allowing for adaptation and the emergence of new species.

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image: Image of the Day: A Swell Idea

Image of the Day: A Swell Idea

By | July 19, 2017

To improve the resolution of biological samples at the cellular level, researchers inflate tissues with “swellable polymers” so that they’re easier to see under the microscope.    

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