Mexico marks twin anniversaries of deadly quakes

Mexico marks the anniversaries Wednesday of two deadly earthquakes: one that devastated the country last year, claiming 369 lives, and another that killed more than 10,000 people on the same date in 1985.

Chemists discover how blue light speeds blindness

Blue light from digital devices and the sun transforms vital molecules in the eye's retina into cell killers, according to optical chemistry research at The University of Toledo.

Smartphones used to track migrations caused by climate change

Spanish researchers have developed a system that tracks human displacement caused by climate change using the tracks of mobile phones. With this model, which was tested during a severe drought in Colombia in 2014, it was ...

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