New research has uncovered a species of hook-toothed lizard that lived about 167 million years ago and has a confusing set of features seen in snakes and geckos—two very distant relatives. One of the ...

The opening pages of the 1943 book The Little Prince recall how the narrator, as a child, once drew a picture not of a hat — as every adult insisted it was — but of a boa constrictor that had ...