Genes inherited from the now-extinct Denisovans are actively playing a role in the immune system of some people from Oceania.

By Naina Rao For more than 160 years, the Himalayan pit viper was believed to be a single species, found across the Himalayas ...

DNA carries the instructions for life, but additional molecular systems help determine how those instructions are used. New ...

Genes aren't just transferred from parents to their offspring. Nature has found other ways to pass on genetic information, even between different species. And a new study, published in the journal ...

One of the most pressing quests for molecular biologists is to understand the functioning of centromeres, the regions of DNA that hold together the two branches of chromosomes and that play a key role ...

Silicon chips have powered computing for half a century. Increasingly, they are also becoming platforms to read and ...

Newborn nerve cells must squeeze through crowded, narrow spaces—through dense tissue, past other cells, and between fibers—to ...