With modern GPS, we often don’t think too hard about how to navigate, but GPS does not work very well on the open sea. That ...

The “Abridged Nautical Almanac” already gives to the ... which is that appropriate to the conditions of observation with a bubble sextant in aircraft. This lower degree of accuracy gives ...

Ever since the Age of Exploration, surveying has played a crucial role in the mapping of our world. This article delves into ...

Credit: UPI / Bettmann Archive / Though Carter never claimed to have spotted aliens or a flying saucer — to him this was literally an unknown object in the air — people snickered and mistook his UFO ...

In 1024, Rajendra Chola dreamt up the grandest, riskiest, campaign ever planned by a medieval Indian ruler: an attack across ...

It began when he was a lab assistant to an astronomy teacher his freshman year in college, and it continued as he learned celestial navigation ... if the crew had a sextant on board, a tool ...

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The ship chartered for the project by the FIMHT was the 55.99m RSV Endeavour owned by the marine salvage and engineering ... the afternoon of the battle made sextant readings difficult, if not ...