New clues to the prevalence of magnetotactic bacteria suggest that diverse animals may employ microbes for help with long-distance navigation.
From sea turtles to the family dog, animals travel unerringly over long distances using geophysical cues. And it all evolved, independently, by chance! Believe that?
Despite their sometimes-nonchalant attitudes as they try to act cool, children do care what their parents think.
The smaller a design, the harder it may be to detect. But miniature designs can inspire awe more than large ones.
The ability to smell is one of the most complex of our senses. It requires sorting, analyzing, and sifting a torrent of input data quickly.