The Nocs Provisions Lite View is small and easy for beginners to use for observing wildlife and celestial subjects.

A bunch of major retailers will match Amazon if it’s the exact same item and the listing says “sold and shipped by Amazon” ...

Binoculars are listed by size spec, where the first number is magnification and the second is objective lens diameter.

Recent satellite imagery has unveiled the fascinating and rare formation of mesovortices around the eye of the destructive ...

Researchers demonstrate non-volatile tuning of cryogenic silicon micro-ring modulators using phase-change materials, enabling scalable, low-power, high-speed optical links for quantum computing, high ...

Oct. 9, 2025 — Mars may look calm, but new research reveals it’s a world of fierce winds and swirling dust devils racing at hurricane-like speeds. Using deep learning on thousands of satellite images ...

Abstract: Wet gas flow commonly exists in several industries. The online measurement of gas and liquid flow rate is beneficial for economic efficiency. A combination of vortex flowmeter and liquid ...

Abstract: In the radio-frequency and microwave domains, waves carrying an orbital angular momentum (OAM, vortex waves) are used to improve the performance of wireless communications systems, where OAM ...