Book Your Summer Shop NowBook Your Summer Shop Now

The Edge of Knowledge: Unsolved Mysteries of the Cosmos

eBook
$14.99
Membership Card Icon
Collect stamps to save with Rewards. 10 stamps = $5. Learn More
Select a store to view item availability.

Available on compatible , the free NOOK App, and in My Digital Library

NOOK App

Download NOOK app

NOOK Devices

NOOK eReaders

  • NOOK GlowLight 4 Plus
  • NOOK GlowLight 4e
  • NOOK GlowLight 4
  • NOOK GlowLight Plus 7.8"
  • NOOK GlowLight 3
  • NOOK GlowLight Plus 6"

NOOK Tablets

  • NOOK 9" Lenovo Tablet
  • NOOK 10" HD Lenovo Tablet
  • NOOK Tablet 7" & 10.1"
  • NOOK by Samsung Galaxy Tab 7.0 [Tab A and Tab 4]
  • NOOK by Samsung [Tab 4 10.1, S2 & E]

Free NOOK Reading Apps

  • NOOK for iOS
  • NOOK for Android

BN.com website

Go to your Digital Library in My Account

Lawrence Krauss explores the greatest unanswered questions at the forefront of science today, and likely for the coming century and beyond.

Internationally known theoretical physicist and bestselling author Lawrence Krauss explores science’s greatest unanswered questions.

Three of the most important words in science are “I don't know.” Not knowing implies a Universe of opportunities—the possibility of discovery and surprise. Our understanding of science has advanced immeasurably over the la...