After the discovery that mosquitoes can travel long distance on high-altitude winds, new research adds to the scope of such migrations and the species engaged.
Chagas disease causes misery in poor communities around the world, and may lead to 10,000 deaths a year. Health workers are trying new methods to ease suffering.
On this Earth Day, Krisztian Magori summarizes what we know so far about how extreme flooding due to climate change led to a recent and ongoing outbreak of Japanese Encephalitis in Australia