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image: Second Chance for Lost Galapagos Tortoises?

Second Chance for Lost Galapagos Tortoises?

By | September 14, 2017

Researchers are trying to recreate an extinct species of the lumbering reptiles by breeding closely related species that contain traces of the lost lineage’s DNA.

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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: Image of the Day: Fish Avatars for Cancer

Image of the Day: Fish Avatars for Cancer

By | September 11, 2017

Zebrafish larvae transplanted with patients’ tumors respond as their human donors do to chemotherapy.

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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: Fish Smell ATP to Find Food

Fish Smell ATP to Find Food

By | September 1, 2017

Sensory neurons in the tip of the zebrafish nose respond to molecular signals released from food sources.

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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: Video: Swimming with Virtual Swarms

Video: Swimming with Virtual Swarms

By | August 21, 2017

Researchers track a fish in a virtual-reality system as it responds to projections of other fish of the same species.

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image: Virtual Reality for Freely Moving Animals

Virtual Reality for Freely Moving Animals

By | August 21, 2017

Experiments that place untethered fish, flies, and mice in simulated environments give clues about the animals’ social behavior.

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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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