Showing results for "Dinosaurs" in Physics

In this brilliant exploration of our cosmic environment, the renowned particle physicist and New York Times bestselling author of Warped Passages and Knocking on Heaven’s Door uses her research into dark matter to illuminate the startling connections between the furthest reaches of space and...

How to Keep Dinosaurs is a best-selling guide, packed with the sort of information keen dinosaur keepers crave - from feeding and housing to curing common ailments, breeding and showing your animal. The author, a zoologist with extensive experience of dinosaurs, has provided a timely and much-needed source book for all those who keep dinosaurs and for the huge numbers who are contemplating getting one. It is as essential to every dinosaur keeper as a stout shovel and a tranquilliser rifle.

Sixty-six million years ago an asteroid as large as Mt. Everest hit what is now the Yucatan Peninsula at a speed ten times faster than the fastest rifle bullet. Debris from the impact blew into space, re-entered the atmosphere as a swarm of shooting stars that burned the global forests and grasslands, leaving behind a thin global layer containing rock from the asteroid and from Mexico, and smoke from the fires. This layer marks one of the greatest extinctions in Earth history including not just dinosaurs, but also fish, plankton, ammonites, and plants making up about 75% of the known species.