Ultraviolet imaging of a 125-million-year-old crocodylomorph fossil has revealed unexpectedly detailed traces of skin, sensory structures, and chest cartilage. More than…

Researchers directly observed muscle actin filaments growing from an end long thought unable to support growth, revealing how the protein leiomodin…

A newly identified New Guinea groundsnake named for Slash is genetically distinct from its relatives and lives in threatened forest habitat.…

Vesper bats possess a second antibody gene system unseen in other known mammals, revealing a new level of immune diversity. Bats…

A star’s rotation may help solve a longstanding mystery involving repeated encounters between stars and supermassive black holes. At the center…

As NASA prepares for humanity’s first lunar spaceport, engineers are developing a traffic control system to keep spacecraft moving safely and…

Microbes carried to space by human explorers could survive in shaded areas near the moon’s south pole, according to researchers from…

A small trial suggests time-restricted eating may help adults with Type 1 diabetes lower blood sugar without increasing major safety risks.…