Angle-of-arrival (AoA) estimation is of great interest, particularly for using radio to localize a device; good estimates of angles result in good estimates of location. In this letter, we propose a ...

An all-improved, compact star tracker within an affordable price bracket. The iOptron SkyTracker Pro's new and improved polar ...

IGIS Tech Notes describe workflows and techniques for using geospatial science and technologies in research and extension. They are works in progress, and we welcome feedback and comments below.

After rigorous analysis, 413 articles are extracted, and 44 are identified for final consideration. Further, several investigations based on the previous work are discussed along with its Proposed ...

Tacking—a maneuver used to sail a boat against the wind, changing direction in a zig-zag fashion—is one of the most difficult ...

Solving angles has never been this easy!! Flames engulf Tomorrowland’s main stage 2 days before festival starts Yemeni military intercepts ‘massive’ shipment of Iranian weapons meant for Houthis Trump ...

NASA’s New Horizons spacecraft has been used to demonstrate simple interstellar navigation by measuring the parallax of just ...

To find the best home workshop tools, we tested everything hands-on, evaluating how well each option performed in real-world ...

Because Pluto is so dim, you need a telescope to see it. “A backyard telescope could do it under the right conditions,” says ...

Ryobi's Laser Cube was the perfect tool for enthusiasts who wanted to hang something level, but it has since been ...