Back when I was a kid, we had these things called compasses. It's just a magnetic needle inside a case that is free to rotate. Since a magnetic field can exert a torque on another magnet, this needle ...

For just over two years, a scalar magnetometer developed by Graz University of Technology (TU Graz) and the Space Research Institute (IWF) of the Austrian Academy of Sciences has been on its way to ...

Multiple lines of evidence suggest that pigeons sense magnetic fields by detecting electric currents in their inner ears.

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Modern technologies like GPS and cell signal triangulation have made ...

A wide variety of animals detect magnetic fields. This sensory ability helps birds and insects migrate and turtles remember ...

Loggerhead turtles are able to sense Earth's magnetic field in two ways, but it wasn't clear which sense the animals use to ...

A magnet is any object that has a magnetic field. It attracts ferrous objects like pieces of iron, steel, nickel and cobalt. These days magnets are made artificially in various shapes and sizes ...

Motion of a charged particle in magnetic field is described by the change in the direction of motion. It is described as magnetic field which is capable of only changing direction of motion. Motion of ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Eurasian reed warbler (Acrocephalus scirpaceus) used in the study ...

Humans have recognized Earth’s a magnetic field for centuries and have used it to our advantage. We realized magnets align themselves in a north-south direction, enabling compass use as early as 2,000 ...

Christopher Davies receives funding from NERC. The Earth’s magnetic field, generated 3,000km below our feet in the liquid iron core, is crucially important to life on our planet. It extends out into ...