Search for News & Stories

Research finds that chromosomal inversions – which occur when a chunk of chromosome containing tens to thousands of genes breaks off, flips and reattaches – help certain species maintain genetic differences adapted to various regions.

After sampling food markets in Chinatown districts, Cornell researchers found evidence that some threatened species of sea cucumbers – a pricey, nutritious delicacy – get sold to consumers.

Over recent decades, many commercially harvested fish have grown slower and matured earlier, which can translate into lower yields and a reduced resilience to overexploitation. Scientists have long suspected that rapid evolutionary change in...