Touted as an evolutionary explanation for bird egg shapes, a new hypothesis celebrating natural selection falls like Humpty Dumpty under a gentle breeze of questioning.
Here's a collection of quick takes on interesting developments in the science news, from Saturn to a possible cure for malaria; from your liver to Sunday funnies.
Robot designers know that making things big is easy, but making them small is hard. How do you pack a multitude of capabilities in a tiny space? Consider these little guys.