People with a genetic case of dwarfism in Ecuador don’t get cancer or diabetes, and a new study links that benefit to the genetic changes we see when calories are severely restricted. Could blocking growth hormone in adulthood lead to serious health benefits? More
Most fireflies flash on their own schedule, but some do it all at once. In most animals, the guys try to stand out from the crowd – but these flies try to make a crowd! What’s the evolutionary advantage? What can we learn about bug-brains from the “all-at-once” display of synchronous fireflies? More
Minute sand dollar larvae, tasty morsels in a sea of famished fish, have a clever way to help ensure their genes are passed to the next generation. More
Conventional wisdom says species form faster in the biodiverse tropics. But a new study shows fast speciation and extinction at the poles. Why didn’t we think up this study?