evolution

Scientists have identified a new genus of extinct horse that lived in North America during the last ice age. 

The 10-micrometer-long flagellate cell might have a big story to tell about the evolution of eukaryotes.

The Tapanuli orangutan has been identified as the newest species of great ape, but also likely the most endangered. 

The phenomenon is one of the few examples of eavesdropping across the vertebrate/invertebrate barrier.

These insect transplants have the potential to wreak economic havoc by outcompeting native insects and destroying crops.

Insects feast on amorous tungara frogs by eavesdropping on their amphibian love songs.

Ancient fossils reveal how woodless trees got so big: by continuously ripping apart their xylem and knitting it back together.

Plantings of non-GM refuges counter the development of resistance.

Researchers identified genes related to melanin levels in African populations.

Critics of the proposed curriculum say it leaves out important information relating to climate change and evolution.

Emerging infections provide clues about how pathogens might evolve when farm animals are protected from infection.

Tracking the myxoma virus in the wild rabbit populations of Australia has yielded insight into how pathogens and their hosts evolve.

Embedded within 3.95-billion-year-old rock, scientists have found graphite with a carbon signature that indicates biological activity.

Marine species survived rafting thousands of kilometers on debris swept into the water by the giant wave, scientists say.

Amphibians resist their own chemical defenses with amino acid modifications in the sequence for a target receptor.

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.

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.

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.

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.

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