The period of time spanning the 16th to 18th centuries was marked by a growing interest in learning about and better understanding the world around us. It also marked a shift from superstition to close observation and orderly experimentation. The 17th century was dominated by great thinkers and inventors, including Galileo and Isaac Newton, both of whom are focused on inside this book. This thrilling narrative is supported by primary sources, illustrations, timelines, sidebars, and a host of other features that make exploration of this era accessible, entertaining, and memorable.