Latest Ripples Stories
As male túngara frogs call from their puddles to attract females, they create ripples that spread across the water. According to researchers, these ripples are used by other male frogs to assess their competition – and also by bats looking for their next meal.
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.
- A trick or prank.