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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: Scientists Fear DACA Cancellation

Scientists Fear DACA Cancellation

By and | September 4, 2017

Some researchers are at risk of job loss and even deportation if Trump decides to end a program that allows undocumented immigrants who arrived in the U.S. as children to obtain work permits. 

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image: Baby on Board

Baby on Board

By | September 1, 2017

Many scientific conferences offer child care options that allow researchers to bring their families along for the trip.

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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: Organs on Chips

Organs on Chips

By | August 28, 2017

Scientists hope that these devices will one day replace animal models of disease and help advance personalized medicine.

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image: Custom-Made Molecules

Custom-Made Molecules

By | August 21, 2017

A new prototype machine can make the biological molecules of one’s choice from digital DNA sequences.

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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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