![Silhouette of person in front of aurora](/sites/default/files/styles/resource_card_image_360x300_/public/2023-11/aurora-header_GettyImages-510389812.jpg?itok=lvAgTCaV)
Auroras: Spectacular Light Shows
Backgrounders
Learn about auroras - spectacular light shows in the night sky.
![Sun magnetic field lines](/sites/default/files/styles/resource_card_image_360x300_/public/2023-11/Sun%20magnetic%20field%20header.jpg?itok=C1Wuke5t)
The Magnetic Sun
Backgrounders
Did you know that the Sun, like Earth, has magnetic field? This field affects our planet and our solar system! Let’s learn more about how it works.
![Old electromagnet](/sites/default/files/2020-12/old_electromagnet.jpg)
How can I build an electromagnet that moves paperclips?
Hands-on Activities
Design and build an electromagnet which can carry paperclips over a distance of one metre.
![Electrical power lines near a home](/sites/default/files/styles/resource_card_image_360x300_/public/2020-07/electric_wires_near_home.jpg?itok=fCRPlaJH)
Does Living Near High-Voltage Power Lines Cause Cancer?
STEM Explained
Learn about the risks of electromagnetic radiation near high-voltage power lines.
![Beamline Assembly at TRIUMF](/sites/default/files/styles/resource_card_image_360x300_/public/2020-07/beamline_assembly_triumf.jpg?itok=mmpDErn3)
Exploring Canada’s Particle Accelerators
STEM Explained
Particle accelerators have amazing applications - from growing food to making airplanes safe.
![Colour-enhanced MRI of brain and eyes](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/mri-brain_and_eyes.jpg?itok=nvD1FxxQ)
Magnetic Resonance Imaging
Backgrounders
Learn about the history, function, uses, benefits and risks of Magnetic Resonance Imaging (MRI) as a medical imaging technology.
![What do magnets do?](/sites/default/files/2019-08/what-do-magnets-do.jpg)
What do magnets do?
Hands-on Activities
Have fun discovering what magnets can pick up in this hands on activity.
![Drop tower ride](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Drop_tower_ride.jpg?itok=39sxzXhn)
How is Lenz's Law Used in Drop Tower Rides?
STEM Explained
How do magnetic fields help you get down safely from the top of a drop tower ride? Learn how electromagnetic induction works at the amusement park.
![Cartoon aircraft in flight](/sites/default/files/styles/resource_card_image_360x300_/public/2019-10/Aircraft_in_flight.jpg?itok=MlDYQ0_o)
Cosmic Radiation and Aviation
Backgrounders
Learn how people came to understand the source of cosmic radiation, as well as how this radiation impacts those who work in and travel on airplanes.