For decades, scientists were baffled by why thorny skates in the North Atlantic came in two distinct sizes. Despite extensive ...

In the house finch, this new approach revealed a DNA inversion that has existed for millions of years—and that may have helped the bird fight off infection. "The house finch is a really great ...

The size discrepancy among thorny skates has been noted for nearly a century, but the issue became especially significant in ...

A single base change can create a devastating genetic disorder or a beneficial ... in a frameshift Cystic fibrosis Chromosomal mutation Inversion One region of a chromosome is flipped and ...

Chinese scientists have uncovered two major genes responsible for sorghum's double-grain spikelet, which dramatically enhance grain number and crop yield. A substantial 35.7-kilobase intrachromosomal ...