Article reviewed by Govind Kaigala, PhD at the University of British Columbia. Stay up to date on the latest science with Brush Up Summaries. In situ hybridization (ISH) is a molecular technique that ...

Many people living today have a small component of Neanderthal DNA in their genes, suggesting an important role for admixture with archaic human lineages in the evolution of our species. Paleogenetic ...

There are no wild ligers. Indeed, hybrids were once thought to be rare in nature—and of little consequence in an evolutionary sense. But now we know they can play an important role in speciation—the ...