Tsetse flies can infect people, and other animals, with parasites via their bite. Little has been known about the number of parasites needed for an infection to occur. This has changed with a new study.
Our ancient ancestors are credited with discovering how to control fire, and that one event propelled the human race forward by a giant step. But a new study suggests it also released a potent bacterial pathogen that ended up being a curse on society.
South Korean women and Iranian men are significantly taller than they were 100 years ago but Americans have barely grown, according to a new study Tuesday that reflects nutritional and environmental factors.
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It's very hot weather so it's natural to seek air conditioning. Bees, it has recently been revealed, have a natural way to keep cool. Some bees have been observed spitting water at each other.
The first solar-powered plane to circle the world took off from Cairo on Sunday for Abu Dhabi, in the final leg of its journey.Swiss pilot Bertrand Piccard was behind the controls of Solar Impulse 2, which can fly for days on only energy from the sun.
Scientists have discovered that the ancient Silk Road used for the passage of goods, commodities, technology, religion and culture between the East and the West also served as a pathway for the spread of infectious diseases.
One role of the journalist is to report the news. It is also to select and interpret the information for the reader, especially in the case of complex reports. The best journalism does not hide from the data, according to the Global Editors Network.