Add Popular Science (opens in a new tab) Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results. Get the Popular ...

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 ...

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 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 ...

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 ...

How come, three years after the completion of the South Portland addressing project, there are still street signs within the new South Portland sextant with the “SW” prefix on the street signs?

We evaluate the reliability of routine sextant prostate biopsy to detect unilateral lesions. A total of 388 men with complete records including all clinical and pathologic variables who underwent a ...