In his early years, author Alan A. Allen was an active, fun-loving, risk-taking boy with no thoughts about dying. As he grew, his fascination for math and scien
Turn every walk into a game of detection—from master outdoorsman Tristan Gooley, New York Times-bestselling author of How to Read a Tree and The Natural Navig
Did the Universe have a beginning? Will it have an end? Or has it always been the same, never changing? This is the subject of cosmology; the study of the Unive
Certified by Autodesk, Darren Brooker's new edition teaches the production techniques behind real-world work. The tutorials take you from the fundamentals of li