14/03/2019

Are we at the limits of measuring water-repellent surfaces?

How liquids are repelled by a surface, a property called "wettability," is important for engineers to develop aircraft that resist ice formation, for fashion designers developing outdoor gear that repels rain and dirt, and ...

Diet-induced changes favor innovation in speech sounds

Diet-induced changes in the human bite resulted in new sounds such as "f" in languages all over the world, according to a study by an international team led by researchers at the University of Zurich. The findings contradict ...

Tectonics in the tropics trigger Earth's ice ages, study finds

Over the last 540 million years, the Earth has weathered three major ice ages—periods during which global temperatures plummeted, producing extensive ice sheets and glaciers that have stretched beyond the polar caps.

Exotic 'second sound' phenomenon observed in pencil lead

The next time you set a kettle to boil, consider this scenario: After turning the burner off, instead of staying hot and slowly warming the surrounding kitchen and stove, the kettle quickly cools to room temperature and its ...

NYC mayor: Extend shoreline to protect city from storms

New York City Mayor Bill de Blasio is announcing a plan to protect lower Manhattan from rising sea levels by surrounding it with earthen berms and extending its shoreline by as much as 500 feet (152 meters).

Facebook blames server problem for massive outage

Facebook blamed a "server configuration change" Thursday for a massive outage affecting its applications around the world and brought fresh attention to the embattled social networking leader.

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