Archaeopteryx has long been hailed as a "missing link" between birds and dinosaurs. After a recent analysis of a different fossilized creature, however, Chinese researchers concluded that Archaeopteryx was not the first bird to have evolved, but was instead more like a dinosaur. This new categorization aptly illustrates the unreliability of evolutionary tree analyses.

Animal and plant cell DNA is so complicated that all the cellular machines that process, regulate, and manipulate it are constantly in need of cellular fuel. In fact, each animal and plant cell uses so much fuel that specialized fuel-production facilities called mitochondria are required.

A tremendous cloud of water vapor envelops a quasar in distant space, according to new reports. Where did the water come from? A straightforward understanding of the biblical account of creation provides a possible answer and suggests that this may be the first of more such discoveries.

Mercury, the closest planet to the sun, rotates so slowly that one day there lasts about 59 earth days. The planet has only three days in each of its years, and the sunny side is so hot that lead would easily melt on its surface.