Analysis of hundreds of single-cell genomes from Yellowstone National Park shows bacterial species are less cohesive than previously thought.

Hybridization of complementary DNA and RNA sequences is a fundamental molecular mechanism that underlies both biological processes 1,2,3 and nucleic acid analytic biotechnologies 4,5,6,7. The ...

‘Hybrid speciation’ implies that hybridization has had a principal role in the origin of a new species. The definition applies cleanly to hybrid species that have doubled their chromosome number ...