10 results for “magnetism”
Matter, Energy & Physics
Electricity and Magnetism
Magnetism Every magnet has a north and a south pole, and like poles repel while opposite
Article · 4 min read
Animals
Animal Migration
magnetism and memory. Here is how, and why. Every autumn, a monarch butterfly that has never
Article · 4 min read
Planets & the Solar System
Jupiter
magnetic monster Jupiter's spinning metallic hydrogen generates the strongest magnetic field of any planet, twenty
Article · 3 min read
Planet Earth
Inside the Earth
magnetic field. This self-sustaining machine is called the geodynamo. The field reaches far out into
Article · 4 min read
Planets & the Solar System
The Sun
magnetic fields, and because different parts rotate at different speeds, those fields get twisted and tangled
Article · 4 min read
Animals
Birds
magnetic field, probably through molecules in the eye that respond to it, and use it as a compass
Article · 3 min read
Planets & the Solar System
Mars
magnetic field, and without that shield the solar wind gradually stripped the atmosphere away into space
Article · 4 min read
The Human Body
The Senses
magnetic field a bird follows. What feels like direct contact with reality is a model, built
Article · 4 min read
Matter, Energy & Physics
Light
magnetic fields travelling through space. It needs no medium; unlike sound, it crosses a vacuum without
Article · 4 min read
Matter, Energy & Physics
Gravity
magnet can lift a paperclip against the pull of the entire planet. Yet because it reaches
Article · 4 min read
