Archive for the ‘Science / Physics and Math’ Category

Cosmologists Clash Over the Beginning of the Universe

June 16th, 2019
What happened before the Big Bang? And what happened before that? Stephen Hawking's answer—there was no beginning—is now the subject of intense debate.

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Estimate the Energy of an Utterly Massive Wind Turbine

June 13th, 2019
The Hornsea Wind Farm is expected to be the largest offshore wind farm in the world. Here's how much energy is generated from one rotation of a turbine.

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Post-Apocalyptic Survival Skills: How to Measure Acceleration

June 10th, 2019
Before the internet or any electronics at all, people used a gadget called the Atwood machine. It might come in handy should modern society take a hit.

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Physicists See a Quantum Leap, Halt It, and Reverse It

June 9th, 2019
An experiment observed quantum leaps as they happened, revealing that these speedy little jumps are in fact gradual, rather than instantaneous.

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The Physics of the Millennium Falcon’s Jump to Hyperspace

June 4th, 2019
The faster-than-light travel in *Star Wars* involves some otherworldly acceleration. Here's how to calculate the g-forces of a hyperspace jump.

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The Best Way for a Mouse to Escape a Cat, According to Math

June 3rd, 2019
A mouse is stuck swimming in a pool while a cat paces, ready to strike. Here's how to calculate the mouse's optimal strategy.

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The Secret to Soap Bubbles’ Iridescent Rainbows

May 29th, 2019
The interaction of light reflecting off the front and back of a soap bubble gives it its colorful appearance. A similar effect explains color-shifting cars.

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Distant Neutron Stars Could Reveal the Quirks of Quarks

May 29th, 2019
Physicists are studying gravitational waves from neutron stars for clues about quarks, "quark matter," and their role in the universe's evolution.

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These Hidden Women Helped Invent Chaos Theory

May 26th, 2019
Two programmers played a key role in developing chaos theory and the famous butterfly effect, but they've been left out of virtually all accounts of the work.

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The Tricky Physics of How the Avengers Manage to Fly

May 24th, 2019
To understand how Star-Lord flies, you have to consider both the forces acting on him (hello, jet boots) and the torque.

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