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Math919 articles archived since 1845

How Does Geometry Explain the Phases of the Moon?

What causes the Moon to change phases throughout the month? Why is it sometimes visible only during the day and other times only at night? What’s the relationship between these times and the Moon’s phases? The answer in all cases is geometry.

September 26, 2017 — Math Dude Jason Marshall

Why Is It Important to Study Math?

What’s the point of learning math? Why is it so important that kids are exposed to mathematical thinking? And what do parents and teachers need to know about learning real math? Keep on reading to find out.

September 2, 2017 — Math Dude Jason Marshall

Interfering Patterns

A puzzling project from Science Buddies

August 10, 2017 — Science Buddies and Sabine de Brabandere

What Are Mixed Fractions?

How do they work? And how can you turn them into improper fractions? Keep on reading to find out!

July 8, 2017 — Math Dude Jason Marshall

4 More FAQs about Percentages

How do you quickly calculate 25 percent of a number? Or 33 percent of a number? And how can you quickly calculate percentage increases?

June 28, 2017 — Math Dude Jason Marshall

Keep Rolling Luggage Upright with Physics

A team of physicists has revealed why rolling suitcases start rocking from wheel to wheel—and how to avoid that frustrating phenomenon. Christopher Intagliata reports.

June 21, 2017 — Christopher Intagliata

How to Use Math to Fly Rockets to Space

What does it really mean for a satellite to orbit the Earth? What’s the math behind it? And what’s the math behind the rockets that get those satellites into orbit? Keep on reading to find out!

June 7, 2017 — Math Dude Jason Marshall

Is There a Link between Music and Math?

Nadine Gaab, an associate professor of pediatrics at Boston Children’s Hospital and Harvard Medical School, and Jennifer Zuk, a doctoral student at Harvard University, answer: 

May 1, 2017 — Nadine Gaab and Jennifer Zuk

See the World from a Different Perspective

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