Ferns, defined by large genomes, high chromosome counts, and pervasive aneuploidy as well as intraspecific polyploid ...

The human gastrointestinal tract is in a constant state of flux; it hosts a diverse and dynamic community of microbes known as the gut microbiome, and is constantly exposed to things in the ...

The Nature Index 2025 Research Leaders — previously known as Annual Tables — reveal the leading institutions and countries/territories in the natural and health sciences, according to their output in ...

The genome structure — how genes are organized within DNA sequences in an organism — is fundamental to the processes and functions of organisms. A team at the University of Tokyo has developed a ...

For decades, scientists have known that bacteria can exchange genetic material, in a process called horizontal gene transfer. This allows bacteria to rapidly evolve new traits, such as antibiotic ...

A bizarre and ugly fish that has been around for hundreds of millions of years has been discovered to have the most DNA of any animal ever found. These South American lungfish (Lepidosiren paradoxa) ...

Robertsonian chromosomes (ROB) are a type of structurally variant chromosome that is created when two chromosomes fuse together to form an unusual bond. Found commonly in nature, these chromosomes are ...

The temporal boundary that separated humanity from one of the most persistent and adaptable bacterial families has been ...

A 5,500-year-old skeleton from Colombia has revealed the oldest known genome of the bacterium linked to syphilis and related ...