Changes in gene expression are thought to underlie many of the phenotypic differences between species. However, large-scale analyses of gene expression evolution were until recently prevented by ...

UNESCO is the United Nations agency with the specialized mandate to promote freedom of expression and its corollary freedom of the press and freedom of information. Over the decades, UNESCO has ...

The human genome is made up of about 20,000 genes located on one of the 23 chromosome pairs found in the nucleus or on long strands of DNA located in the mitochondria. The Human Genome Project and ...

In the late 1980s, state prosecutors brought a criminal obscenity charge against the owner of a record store for selling an album by the rap group, 2 Live Crew. Although this was the first time that ...