Life & fun · alternatives · 2026

24 alternatives to What If?: Serious Scientific Answers to Absurd Hypothetical Questions

If you're curious then you'll like this easy read.

Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. What If?: Serious Scientific Answers to Absurd Hypothetical Questions launched in 2016; newer entries below may have overtaken it.

1. 1
   What If?▲107

   Serious scientific answers to absurd hypothetical questions

   2015 · whatif.xkcd.com · its alternatives →

2. 2
   Book of What If...?▲64

   Questions & activities for curious minds

   2016 · bookofwhatif.com · its alternatives →

3. 3
   What If? ▲4

   A playground for your mind

   May 2026 · apps.apple.com · its alternatives →

4. 4
   Free Will▲59

   What is consciousness? Can science help us find an answer?

   2015 · amazon.com · its alternatives →

5. 5
   What If ___?▲127

   A fun, simple website to help spark ideas.

   2020 · its alternatives →

6. 6
   Curious: The Desire to Know & Why Your Future Depends On It▲74

   What it is, how it helps us, and why it might be essential

   2015 · amazon.com · its alternatives →

7. 7
   Dark Matter▲73

   What if you could have made different choices in life?

   2016 · amazon.com · its alternatives →

8. 8
   And Then You're Dead▲69

   A gleeful look at the science behind impossible deaths

   2017 · amazon.com · its alternatives →

9. 9
   Fake Science 101▲60

   A less-than-factual guide to our amazing world

   2015 · fakescience.org · its alternatives →

10. 10
    Black Swan▲80

    The impact of the highly improbable

    2015 · amazon.com · its alternatives →

11. 11
    One Random Book▲90

    Why not let us choose your next read?

    2015 · its alternatives →

12. 12
    But What If We're Wrong?▲62

    Thinking About the Present As If It Were the Past

    2016 · amazon.com · its alternatives →

13. 13
    Curious▲76

    A better way to learn anything!

    2013 · curious.com · its alternatives →

14. 14
    What is Fire?▲134

    An illustrated explanation, from Hardbound

    2016 · its alternatives →

15. 15
    Curious▲59

    The desire to know and why your future depends on it

    2016 · amazon.com · its alternatives →

16. 16
    Little Answers▲127

    Turn complex topics into warm, age-appropriate explanations for kids, instantly. Accurate, safe, and built for curious minds.

    Dec 2025 · littleanswers.space · its alternatives →

17. 17
    Predictably Irrational▲96

    The hidden forces that shape our decisions

    2015 · amazon.com · its alternatives →

18. 18
    Whatever You Think, Think the Opposite▲72

    Turning logic and common sense on its head

    2015 · amazon.com · its alternatives →

19. 19
    If You Feel Too Much▲66

    Thoughts on things found and lost and hoped for

    2015 · amazon.com · its alternatives →

20. 20
    Journal of Results from Experiment.com▲57

    A new type of science journal. Funded by you!

    2015 · experiment.com · its alternatives →

21. 21
    Surely You're Joking, Mr. Feynman! ▲8

    Exploits of this century's greatest scientific mind

    2015 · amazon.com · its alternatives →

22. 22
    A Beautiful Constraint▲55

    What if your constraints were actually advantages?

    2015 · amazon.com · its alternatives →

23. 23
    Seven Experiments That Could Change the World▲55

    Some scientific theories are perceived as common sense

    2016 · amazon.com · its alternatives →

24. 24
    The Vital Question▲55

    Energy, evolution, and the origins of complex life

    2017 · amazon.com · its alternatives →

Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →