Genetically engineered angelfish (Pterophyllum) glow in a tank during a news conference before the 2012 Taiwan International Aquarium Expo in Taipei Nov 7, 2012. The fish, which are the world's first pink fluorescent angelfish and can view without blacklight, were created by a joint project between Taiwan's Academia Sinica, National Taiwan Ocean University and Jy Lin, a private biotechnology company, according to the organizer. [CFP]