Does genetically engineering crops — creating seeds with the DNA of other species inserted in them, like a tomato with DNA that includes genes from a fish — violate religious principles? People with a vested interest have tried for years to speak on the Vatican’s behalf on this question. Now, Pope Francis has weighed in. Using plain and forceful language, …
Diet key to lifespan and fertility
It may be possible to live longer and increase fertility by manipulating diet, according to world-first research in mice from the University of Sydney’s Charles Perkins Centre. Researchers showed for the first time in mammals that there is an ideal balance of macronutrients (protein, carbohydrates and fat) for reproduction and another, different ideal balance for increasing lifespan. The research, published …