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The healthiest way to break a fast

8 years 3 months ago
For the world's 1.8 billion Muslims, Thursday and Friday mark the conclusion of Ramadan, a 30-day period that requires participants to abstain from eating and drinking between sunrise and sunset.

How to save a melting Antarctica

8 years 3 months ago
Sea levels will rise and all coastal countries could be seriously threatened by flooding if nothing is done to stop the massive melt of sea ice in Antarctica, according to nine award-winning scientists who have spent decades studying the icy continent and the waters around it.

How many types of smile are there?

8 years 3 months ago
In the mid 19th century, French neurologist Guillaume Duchenne wanted to distinguish real smiles from fake. Interested in the response of nerves and muscles to stimulation, he applied electricity to particular parts of faces to see the results.

Polio re-emerges in Venezuela nearly 30 years after eradication

8 years 3 months ago
A child has been diagnosed with polio in Venezuela, where the infectious viral disease has been eradicated since 1989, according to the Pan American Health Organization, a regional apparatus of the World Health Organization. The Western Hemisphere has been certified polio-free since 1994.
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