What's so fascinating about dinosaur tracks? Maybe it's because their many mysteries beg for solutions. For instance, because tracks in mud are so short-lived today, how did dinosaur tracks ever preserve in the first place? Newly described prints bolster biblical creation's explanation of dinosaur footprints.

The lure of gold has caused many to drop everything and rush off in search of the "mother lode." But where exactly do these precious gold deposits come from? An explanation for the origin of gold deposits has long eluded and perplexed prospectors and even geoscientists. But one new study may have unlocked just the right clues.

The term "Dinosauria" was first used in 1841 by Sir Richard Owen in an address to the British Association for the Advancement of Science, subsequently publishing the term in 1842. He was the first to recognize that dinosaurs ("fearfully great reptiles") were a distinct group of reptiles, much different from today's lizards.