The paradox of gift giving: More not better, says new study

Holiday shoppers, take note. Marketing and psychology researchers have found that in gift giving, bundling together an expensive "big" gift and a smaller "stocking stuffer" reduces the perceived value of the overall package ...

Snakes in evolutionary arms race with poisonous newt

The rough-skinned newt is easily one of the most toxic animals on the planet, yet the common garter snake routinely eats it. How does a newt which produces enough toxin to kill several grown humans almost immediately manage ...

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