As their due date creeps closer, many pregnant women pack a go bag for the hospital: toothbrush, iPod, cute bringing-baby-home outfit, and possibly now a kit to collect and donate the blood in their babies’ umbilical cord.

Scientists have developed a transgenic (GM) mosquito that is completely immune to infection by the primary malaria-causing parasite in humans. Their findings maybe used as part of a strategy to combat malaria.