Showing results for "Need to Know" in Astronomy & Space Science

The second edition of Drones: What Everyone Needs to Know® provides a comprehensive and updated look at the rapidly evolving world of drones, otherwise known as unmanned or uncrewed aerial vehicles (UAVs). Covering the past, present, and future of military and civilian applications, this book explores how drones have transformed—and are transforming—industries and warfare. It delves into the ethical, legal, and safety concerns raised by their widespread use, examining issues from privacy violations to international security.

Eclipses: What Everyone Needs to Know helps explain the profound differences between a 99.99 percent partial eclipse and true totality, and inform listeners how to experience this most beautiful natural phenomenon successfully. It covers eclipses of sun, moon, and other astronomical objects, and their applications in science, as well as their role in history, literature, and myth. It describes the phenomena to expect at a solar eclipse and the best ways to record them - by camera, video, or by simple handmade experiments.