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Last updated on April 17, 2014 at 9:10 EDT

Latest Ripples Stories

Ripple Effect Used By Bats When Hunting Frogs During Mating Season
2014-01-24 12:56:12

Brett Smith for redOrbit.com - Your Universe Online As male túngara frogs call from their puddles to attract females, they create ripples that spread across the water. According to researchers at the Smithsonian Tropical Research Institute (STRI) in Panama, these ripples are used by other male frogs to assess their competition – and also by bats looking for their next meal. If it sees a bat flying overhead, a male túngara will stop calling – yet ripples continue moving for several...

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2013-10-10 13:46:06

Michael Harper for redOrbit.com – Your Universe Online A group of Canadian researchers says they’ve finally figured out why icicles grow with those characteristic ripples. The answer, they say, is the amount of impurities in the water, particularly salt. Experimental physicist Stephen Morris and PhD candidate Antony Szu-Han Chen say they were intrigued by the way ripples consistently grow on icicles, regardless of geographic location or how large the spear becomes. After growing 67...