LifeEarliest known sex chromosomes evolved in octopuses Genetic analysis of the California two-spot octopus reveals that the species has sex chromosomes, and they may have originated up to 378 million years ago News
LifeYeast has half its DNA rewritten in quest for synthetic complex cells A team aiming to produce the first complex cell with an entirely synthetic genome has created a strain of yeast with half of its chromosomes designed from scratch News