When do negative results from a half-life experiment mean a theory is dead?
Gaining an intuition about half-life requires some unintuitive thinking.
A simple and elegant way to stack identical flat objects so that they project over an edge as far as possible.
What formula describes the farthest you can stack flat blocks over the edge of a table to form a seemingly gravity-defying half-bridge to nowhere?
The same problem that caused the 2007 financial crisis also tripped up the polling data ahead of this year’s presidential election.
The results of this year’s presidential election made a mockery of analytical election forecast modelers.
Aside from potential clues gleaned from a fluke result, it would take hundreds of U.S. presidential elections to definitely conclude that one election forecasting model is superior to another.
Presidential election forecasts are historically successful and appear to be highly precise. Yet they’re often contradictory. What would it take to trust them?
Insights about time’s arrow from a liquid crystal universe.
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