Frank, who wished to keep his last name private, picked up the shell-looking item and admired it. He thought about taking it ...

In brief: they've grown thicker shells. The paper documents two sets of field experiments, conducted 20 years apart, measuring the thickness and plasticity in samples of tidal snails. The first ...

A snorkeler in Egypt's Red Sea had a near escape after encountering one of the most venomous animals on earth.