Earth’s magnetic north is not static. Like an anchorless buoy pushed by ocean waves, the magnetic field is constantly on the move as liquid iron sloshes around in the planet’s outer core.

NASA's new Lunar Magnetotelluric Sounder, set to land on the Moon's surface in 2025, aims to revolutionize our understanding ...

Night - Partly cloudy. Winds from NNW to NW at 12 to 13 mph (19.3 to 20.9 kph). The overnight low will be 29 °F (-1.7 °C). Mostly sunny with a high of 30 °F (-1.1 °C). Winds NW at 13 to 16 mph ...

Archaeologists have unveiled what is believed to be the world’s oldest 3D map, an astonishing relic from the Paleolithic era ...

Night - Partly cloudy. Winds W at 7 mph (11.3 kph). The overnight low will be 19 °F (-7.2 °C). Mostly sunny with a high of 36 °F (2.2 °C). Winds variable at 6 to 9 mph (9.7 to 14.5 kph). Rain ...