The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Lt.-Cmdr. Daniel ...

Over the course of a decade, the Apollo program (in addition to landing humans on the Moon six times!) produced an incredible array of technical breakthroughs and achievements. But many people do not ...

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There's nothing mystical or complicated about a sextant. All it is is a device that measures the angle between two objects. The sextant makes use of two mirrors. With this sextant, one of the mirrors ...

What it's used for: Navigating the high seas after all the other equipment breaks Claiming to have the world's best sextant doesn't sound like much of a boast — it's like bragging about a late-model ...

A sextant is the antique version of a GPS. And in his basement workshop, Ridge White is one of the few people in the world still servicing and repairing the instruments. “Sarah,” a replica of an ...

A sextant is an historic piece of navigational equipment with a name that teenagers enjoy pronouncing. It also happens to be the name of longtime product from the Swiss watch brand Juvenia. I actually ...