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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 David Moscato | 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: Research Labs Evacuate Ahead of Irma

Research Labs Evacuate Ahead of Irma

By The Scientist Staff | September 7, 2017

Scientists leave behind ongoing experiments as the Category 5 hurricane whips through the Caribbean and heads toward the U.S. mainland.

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image: Fingerprints of Ongoing Human Evolution Found

Fingerprints of Ongoing Human Evolution Found

By Shawna Williams | 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: Opinion: The Flood Reduction Benefits of Wetlands

Opinion: The Flood Reduction Benefits of Wetlands

By Michael W. Beck and Siddharth Narayan | August 31, 2017

Conservationists and the insurance industry team up to model the economic benefits of marshes during hurricanes.

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image: Science Labs Offer Help to Texas Researchers

Science Labs Offer Help to Texas Researchers

By Jef Akst | August 29, 2017

Sparked by a tweet from a Philadelphia scientist, the March for Science–Houston has launched a database of facilities offering to host reagents and researchers. 

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image: Global Patterns of Human Epigenetic Variation

Global Patterns of Human Epigenetic Variation

By Ashley Yeager | August 28, 2017

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

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image: Labs in Texas Batten Down the Hatches

Labs in Texas Batten Down the Hatches

By Shawna Williams and Bob Grant | August 25, 2017

As Hurricane Harvey approaches land, researchers wait to see if their preparations will protect their experiments.

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image: Pollution Drives Marine Reptile Color Change

Pollution Drives Marine Reptile Color Change

By Bob Grant | 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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