Likewise, a wire passing through a magnetic field creates an electric current within the wire. This is the basic principle that allows electric motors and generators to operate. In the Earth (see ...
When the Earth’s magnetic field is strong, as it is today, the amount of carbon generated by this interaction is relatively low, but it spikes when the magnetic field weakens and allows more ...
Back in 1832, the celebrated British physicist, Michael Faraday, carried out a set of experiments designed to answer a tantalizing question: could electricity be generated by Earth's rotation through ...
This, in turn, affects convection in the outer core—the dynamo-like process that generates the magnetic field that protects life on Earth from harmful cosmic rays. "Flow in the outer core drives ...
The exact timing depends on its initial speed and the conditions of the interplanetary environment ... its interaction with ...
Would a dramatic change in the Earth's magnetic field affect creatures that rely on it during migration? Late on a January night in 1993 I found myself on a beach on the Pacific coast of Costa ...
From there, the other directions can be figured out. Without the Earth’s magnetic field, this useful phenomenon would not occur. Whilst the geographical and magnetic north poles aren’t always ...
As asteroids explore interplanetary space ... Kimura says the strength of the early solar system's magnetic field decreased as planets formed. Measuring the remaining magnetization of asteroids ...
Earth’s magnetic field is not fixed—it drifts, flips, and even weakens over time, altering navigation and planetary protection from solar radiation. Since its discovery in 1831, magnetic north ...
Funding sources: $50K (2018-2021) from NSF Statistics Program PI: Tomoko Matsuo (CU-Boulder) Collaborators: University of California at Davis, NOAA NCEI Societal relevance: An accurate modeling of the ...