"It's a mystery," said one health official. Italy was declared malaria-free in 1970. Officials will try to determine how and where the 4-year-old was infected.
Artemisinin-based medications have long been the treatment of choice for malaria. But late in 2015, health officials in Britain came across a cluster of cases that refused to succumb to the drugs.
A paper version of a spinning children's toy can replace laboratory centrifuges to process blood tests. The "paperfuge" may help diagnose malaria and other diseases.
A powerful genetic engineering technique holds promise for wiping out diseases and improving agriculture. But the species-altering approach stirs anxiety about unintended consequences.