Mobile battery life (Patrisyu via freedigitalphotos.net) Citizen Science Engineering New Technologies 

How to Extend Your Mobile Battery Life

Have you ever frantically searched for an outlet to charge your phone? You are not alone. Mobile devices have a large number of different adjustable system settings, but the energy impact of those settings can be difficult to understand for average users, and even for experts. Now, a team of computer scientists from the University of Helsinki, Finland, have measured how long Android phone batteries last with different combinations of settings and environmental conditions. And yes, we are going to tell you how to get the most out of your…

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University of Vermont scientists Peter Dodds and Chris Danforth led a new Big Data study confirming that humans use more happy words than sad words. Psychology 

Preference for Positive, Happy Words

In 1969, two psychologists at the University of Illinois proposed what they called the Pollyanna Hypothesis–the idea that there is a universal human tendency to use positive, happy words more frequently than negative ones. “Humans tend to look on (and talk about) the bright side of life,” they wrote. That speculation has provoked debate ever since. Now, scientists at the University of Vermont have gathered a data set of billions of words to support the 1960s theory. People Use More Happy Words Than Sad Words The researchers collected samples of ten…

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