And watching someone recreate the feat, such as by building an astrolabe by hand, can be very appealing too. The astrolabe is an ancient astronomical tool of incredible versatility, allowing the ...

The tool in question is an astrolabe, an ancient instrument used by sailors to figure out the sun's altitude during their journey, stated BBC. The astrolabe was found on a ship Esmeralda and could ...

The identification of an eleventh-century Islamic astrolabe bearing both Arabic and Hebrew inscriptions makes it one of the oldest examples ever discovered and one of only a handful known in the ...