Conterintuitive facts in mathematics, CS, and physics
&gt; 16. If you let a 100g strawberry that is 99% water by mass dehydrate such that the water now accounts for 98% of the total mass then its new mass is 50g: <a href="https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Potato_paradox" rel="nofollow">https:&#x2F;&#x2F;en.wikipedia.org&#x2F;wiki&#x2F;Potato_paradox</a><p>I really like this one. It&#x27;s a perfect combo of intuitive from one perspective and mind bending from another.<p>&gt; 18. A one-in-billion event will happen 8 times a month: <a href="https:&#x2F;&#x2F;gwern.net&#x2F;Littlewood" rel="nofollow">https:&#x2F;&#x2F;gwern.net&#x2F;Littlewood</a><p>This one, on the other hand, I don&#x27;t like. Depending on a whole bunch of subjective definitions, a one-in-billion event can happen a million times a second or practically never or whatever else you choose.