Pradeep Mutalik

Puzzle Columnist

520px illustration of a man falling and missing a hay stack to land on.
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When Probability Meets Real Life

When faced with a difficult decision, should you go with your gut or carefully calculate the attendant risks?

Illustration: man using rulers stacked on a compass as a telescope
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Solution: ‘Triangulation and Motion Sickness’

A method for estimating distances in sailing and astrophysics helps explain why riding on buses and boats can make us nauseous.

Illustration: man using rulers stacked on a compass as a telescope
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How Triangulation Leads to Knowledge

What does measuring distances in sailing and astrophysics have to with motion sickness?

Crossword puzzle illustration
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Quanta’s Science and Math Crossword Puzzle

This holiday season, catch up on science and math news while solving our year-end crossword.

Game Theory cake puzzle
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Solution: ‘Triumph or Cooperation in Game Theory and Evolution’

How well does the Nash equilibrium concept from game theory map to the real world?

Game Theory cake puzzle
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How to Triumph and Cooperate in Game Theory and Evolution

In applying game theory to biology and human behavior, have scientists focused too much on competition over cooperation?

Math scuba diving
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Solution: ‘How to Win at Deep Learning’

When equipped with hidden layers, deep neural networks can accomplish nonlinear feats that are difficult even with sophisticated mathematics.

Math scuba diving
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How to Win at Deep Learning

What happens when you increase the number of layers in an artificial neural network?

Selfish DNA
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Solution: ‘Are Genes Selfish or Cooperative?’

Puzzle solvers rediscovered a simple mathematical result of Mendelian genetics and weighed in on a Richard Dawkins metaphor.