Abstract: A robust incremental-quaternion-based algorithm is proposed in this paper to estimate the angle and the axis of a single-axis rotation whose rotation axis is invisible or inaccessible. We ...

A smooth stock market on the surface is masking nerves and turbulence The stock market is more volatile lately, making investors more picky about what they want to own. It's possible to miss some of ...

Abuja — The recently published article titled "Rotation Holds the Key to Nasarawa's Unity" argues that political rotation among the three senatorial districts of Nasarawa State is essential for equity ...

This common maintenance task—which should typically be done every 5,000 to 7,500 miles—isn’t one you should ignore. It may seem minor, but remember: Tires are the only thing that comes between your ...

On the iPhone 17 series and iPhone Air, the new 18-megapixel Center Stage front camera now uses a square sensor, allowing you to take horizontal or vertical photos and videos without changing the ...

Brazil's Lula squares up to Trump, measles cases hit a 33-year high, and more Length: Long Speed: 1.0x If you’re the kind of person who gets a lot done, you’re grateful for every one of the 86,400 ...

Although the Earth completes one full rotation in 86,400 seconds on average, that spin fluctuates by a millisecond or two every day. Before 2020, the Earth never experienced a day shorter than the ...

A trio of physicists from Princeton University, CIT's Jet Propulsion Laboratory and Spectral Sensor Solutions, all in the U.S., is proposing the possibility of generating electricity using energy from ...

Spiral galaxies imaged by JWST that rotate in the same direction relative to the Milky Way (red) and in the opposite direction relative to the Milky Way (blue). The number of galaxies rotating in the ...

With some time to kill between our pre-spring training power rankings and those coming immediately before Opening Day, here at Power Rankings Central, we're running through a series of top 10s. First ...