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Multiferroic materials have attracted much interest because of their ability to control magnetism through the application of a voltage. This ability can be utilized to reduce the power required by electronic devices and to increase their speed

By Daniel Cressey Massive Amazonian characid fish may carry seeds more than five kilometers across forest flood plains, researchers say. Although fish have long been suspected of having an important role in seed distribution, proof of their ability to carry fertile seeds such distances has been lacking. Jill Anderson, an evolutionary ecologist at Duke University in North Carolina, and her team had previously discovered thousands of seeds in the guts of Colossoma macropomum fish in Peru's Pacaya-Samiria National Reserve