IANS New wasp species named after Brad Pitt Washington DC: A new species of wasp has been named after the famous actor Brad Pitt. An international research team discovered two endoparasitic wasp species in South Africa and India. While thinking of a name for one of the new wasps, Dr Buntika A. Butcher of Chulalongkorn University, Thailand, recalled her long hours of studying in her laboratory right under the poster of her favourite film actor. This is how a parasitic wasp from South Africa was named after Brad Pitt — Conobregma bradpitti. Ani Bypass surgery without stopping heart Beijing: Scientists claim to have developed a unique device that will enable doctors to perform heart bypass surgery without stopping the organ itself. The stapler-like device for mending blood vessels using strong staples makes it possible to quickly and safely restore blood vessels, and to considerably reduce the post-operative period, researchers said. Normally, a bypass surgery lasts four to five hours, with doctors having to stop the heart.