A properly dressed male guppy, with its gaudy blue spots and brilliant splashes of orange, can't help but stand out. But for a fish that spends its life swimming among predators, it seems that ...

Orange, blue, and black patterns indicate a male guppy's ability to evade predators and to forage and process nutrients, but the organization behind these pigment patterns is poorly understood.

NASA's Super Guppy offers a practical and economical solution to these problems. Although there are other aircraft capable of carrying more weight than the Super Guppy, very few come close to its ...