Avis Spiralis, or “spiral bird,” is a one-of-a-kind bird blind and observation tower at the Riverlands Migratory Bird Sanctuary designed and constructed by Professor Pablo Moyano Fernández of the Sam ...

In an attempt to solve two environmental problems at once, researchers at the University of Kitakyushu in Japan have found that shredded nappies can be used to replace between 9 and 40% of the sand ...