HealthSelfish sperm see older fathers pass on more disease-causing mutations Older men are more likely to pass on disease-causing mutations to their children because of the faster growth of mutant cells in the testes with age News
LifeColossal scientist now admits they haven’t really made dire wolves Despite a huge media fanfare in which Colossal Biosciences claimed to have resurrected the extinct dire wolf, the company's chief scientist now concedes that the animals are merely modified grey wolves News