A permanent magnet is always magnetic ... They will be pushed in opposite directions. If you bring a north pole and a south pole together, they will attract. Earth's core contains liquid iron ...

It's time to recalibrate the navigation systems on ships, airplanes, and (given the time of year) Santa's sleigh: the ...

The production of tailored clothing and the use of ochre as a sunscreen may have given Homo sapiens an advantage over ...

You may be surprised to know that the north and south pole aren’t located in specific fixed locations. While the North Pole ...