| #2 |  We Have No Idea: A Guide to the Unknown Universe
| 3.85 | 25 reads | |
| #3 |  Sapiens: A Brief History of Humankind
| 4.23 | 1,279 reads | |
| #4 |  Undeniable: Evolution and the Science of Creation
| 4.5 | 1 read | |
| #5 |  What If? Serious Scientific Answers to Absurd Hypothetical Questions
| 4.2 | 606 reads | |
| #6 |  What If? 2: Additional Serious Scientific Answers to Absurd Hypothetical Questions
| 4.33 | 125 reads |