A potential new malaria vaccine puts weakened parasites into the body

Malaria is one of the deadliest diseases on the planet, killing about 2,000 people every day. Much effort has been put into developing a vaccine, and while there have been some encouraging results, it's proved difficult to control the malaria parasites and their mosquito carriers. Now, a new vaccine actually makes… » 8/11/13 5:30pm 8/11/13 5:30pm