Picture an aircraft streaking across the sky at hundreds of miles per hour, unleashing millions of laser pulses into a dense ...

(CNN) — Three four-hour flights high above the jungles of Campeche on Mexico’s Yucatan Peninsula exposed a hidden gem on the ground below: a lost city that was likely abandoned more than 1,000 years ...

"Xero L60i is a groundbreaking rangefinder that pushes the boundaries of what's possible for rangefinding technology. Combining superior optic quality, robust mapping and integrated navigation ...

"a picture of what lies beneath them on (and under) the ground". How does the "under"-part work? I understand that in this context light means in or near the visible range of em waves. Yet visible ...

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