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Most of the more than 6,000 species of frogs in the world lay their eggs in water. But many tropical frogs lay their eggs out of water. This behavior protects the eggs from aquatic predators, such as fish and tadpoles, but also increases their risk of drying out. Justin Touchon, post-doctoral fellow at the Smithsonian Tropical Research Institute, discovered that climate change in Panama may be altering frogs’ course of evolution. Leer más.

Developing a self-cleaning adhesive is one of the adhesive industry’s Holy Grails. ‘If you think about a piece of sticky tape or some sort of glue, you can’t reuse it and if you get a bit of dirt on it, it doesn’t work anymore’, says Niall Crawford from the University of Glasgow, UK. But nature invented self-cleaning adhesives aeons before humans began bonding objects together. Leer más.