Also known as selective breeding, artificial selection is the human-guided cousin of evolution by natural selection. Instead ...

People want to be healthier, they want transparency in food labelling, and they are increasingly suspicious of artificial ...

Natural dyes are harder to make and use than artificial colors. They are less consistent in color, less stable and subject to changes related to acidity, heat and light, Manning said. Blue is ...

Early researchers on artificial hearts were overwhelmed by the difficulties of trying to duplicate these enormously complex natural systems. This, said Cooley, is not necessary. Responsive Enough.