The Pentagon called the removal of Navajo Code Talker pages from its websites a “mistake,” vowing to restore content related ...

Deletions and duplications of single-base pairs typically arise during homologous recombination and cause diseases. But what happens when a mutation occurs over multiple genes? Deletions involve ...

In addition, some groups are filing lawsuits challenging the administration’s actions. The deletions are a problem because scientists use some of these data to do their research, says James R.