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Tag Archives: than

Modeling a Pendulum’s Swing Is Way Harder Than You Think

A basic pendulum is a mass at the end of a string that swings back and forth. It seems simple, and it appears in most introductory physics textbooks. But it’s not a trivial problem to solve for the motion of this mass on a string. Traditionally, the introductory view of the pendulum is to ...

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Human-Induced Climate Change Has Been Going On Longer Than You Think

This story originally appeared on the Guardian and is part of the Climate Desk collaboration. Continents and oceans in the northern hemisphere began to warm with industrial-era fossil fuel emissions nearly 200 years ago, pushing back the origins of human-induced climate change to the mid-19th century. The first signs of warming from the ...

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City birds again prove to be angrier than rural birds

No need to head to the movie theater or download the video game app: Angry Birds can be found right in your backyard this summer–if you live in the suburbs, that is. Virginia Tech researchers recently found that birds that live in suburban areas exhibit significantly higher levels of territorial ...

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Sharper than living matter permits

Anyone who has ever taken a group photo will be familiar with the problem: If everyone is constantly running around, it’s almost impossible to get a sharp photo. Cell biologists who want to visualize molecular processes inside cells face a similar challenge. The molecules dance about at high speed. Receptors ...

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Bombing Kills More Than 140 in Baghdad

BAGHDAD — As celebrations for the Muslim holy month of Ramadan stretched past midnight into Sunday in central Baghdad, where Iraqis had gathered to eat, shop and just be together, a minivan packed with explosives blew up and killed at least 143 people — the third mass slaughter across three ...

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New Maps Make Aftershocks Look Scarier Than the Main Quake

Aftershocks continue shaking the cities of Kumamoto, Japan and Muisne, Ecuador, almost a week after earthquakes rocked the two cities, frightening residents still reeling from the devastation and hampering relief efforts. A 7.0 temblor shook the island city of Kumamoto on April 15, killing at least two people. One day later, a magnitude 7.8 ...

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