A perfectly preserved ancient tree fossil offered scientists an unprecedented view into a moment 42,000 years ago when the Earth’s magnetic field went haywire. The compelling 2021 study tells the ...

January, a top United States materials company announced that it had started to manufacture rare earth magnets. It was ...

In 1820, Hans Christian Ørsted found that an electric current produces a magnetic field as it flows through a wire. In the 1830s, American scientist Joseph Henry wound wire around iron cores to make ...

Abstract: To solve the chattering problem caused by discontinuous switching function in traditional sliding mode observer, a piecewise square root switching function with continuously varying ...

Mostly sunny. Medium chance of rain in the far northeast, near zero chance elsewhere. The chance of a thunderstorm in the north. Winds southeasterly 20 to 30 km/h turning easterly 25 to 40 km/h early ...

If you can’t apply online and require accommodations, including for a disability, you can ask for the application in another format (paper, braille or large print ...

Travelers' Jaime Palumbo discusses the third-party cyber risk landscape, and actions organizations need to take to address this threat ...

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