Using ground-penetrating radar, researchers discovered an underground chamber containing a 500-year-old compass near Copernicus’ burial site. The compass resembles the one often depicted with ...

Members of Warminska Grupa Eksploracyjna or Warmian Exploration Group, an amateur archaeology organization in Poland, discovered a 500-year-old compass that may have belonged to Renaissance astronomer ...

The magnetized needle of a conventional compass wants to align with Earth’s magnetic field—helpful, unless you’re near the poles, where the field tugs straight downward, rendering magnetic compasses ...

Far back in 1508, with only limited tools at his disposal, Nicolaus Copernicus developed a celestial model of a heliocentric planetary system, which he described in his landmark work De revolutionibus ...

This story is a collaboration with Biography.com. Far back in 1508, with only limited tools at his disposal, Nicolaus Copernicus developed a celestial model of a heliocentric planetary system, which ...