This question of why some branches of the tree of life explode into thousands of species, while others remain small, has shaped evolutionary biology since Charles Darwin. My colleague and I have ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...

Police officers who defended the U.S. Capitol on Jan. 6, 2021, have asked a federal judge to allow their lawsuit over the long-delayed installation of a plaque honoring their service to continue, days ...