Ice-capped volcanoes slower to erupt, study finds

The Westdahl Peak volcano in Alaska last erupted in 1992, and continued expansion hints at another eruption soon. Experts previously forecasted the next blast to occur by 2010, but the volcano — located under about 1 kilometer of glacial ice — has ye…

These bats deter predators by buzzing like hornets

In Batesian mimicry, a harmless species imitates a more dangerous one in an evolutionary ‘ruse’ that affords the mimic protection from would-be predators. Now, researchers have discovered the first case of acoustic Batesian mimicry in mammals and one o…