Krysten Rutherford
Career Profiles
PhD Candidate, Oceanography
![Hubble Space Telescope as seen during a servicing mission in 2009](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/hubble_space_telescope.jpg?itok=eNoDBFx5)
Airborne & Space Telescopes
Backgrounders
Learn about telescopes that do their work high in Earth’s atmosphere and in space.
![Abstract light pattern](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/abstract_light.jpg?itok=MKGdyhIT)
Light and Its Properties
Backgrounders
Learn about light and its properties.
![Large diamond refracting light](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/big-round-cut-diamond.jpg?itok=KF0PkwqM)
Reflection and Refraction
Backgrounders
Learn about reflection and refraction and meet Emily Altiere, a PhD student in physics who studies lasers.
![Boy looking through telescope at night](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/telescope-boy-night.jpg?itok=13zWe-Od)
Optical Telescopes
Backgrounders
Learn about the history of telescopes and the function of refracting and reflecting optical telescopes.
![Radio Telescope array at night](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/radio-telescope-at-night.jpg?itok=Xj9MDhpb)
Radio Astronomy
Backgrounders
Learn about radio astronomy, a type of astronomy that studies objects in space using radio waves and radio telescopes.
![Close-up of the Arecibo Observatory radio telescope](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/close-up_arecibo-observatory.jpg?itok=CTR21nm6)
SETI - The Search for extraterrestrial Intelligence
Backgrounders
Some astronomers are not looking for stars, planets or galaxies. They are searching for intelligent life in the universe beyond our planet.
![dental x-ray](/sites/default/files/styles/resource_card_image_360x300_/public/2020-02/dental_x-ray.jpg?itok=wjovCVYk)
Radiography & X-ray Imaging
Backgrounders
Learn about radiography and x-rays as a form of medical imaging technology.
![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.
Alicia Rose Rossi
Career Profiles
Forensic Identification Assistant
Jasraj Chahal
Career Profiles
Control System Engineer
![Trevor Roote | Préposé à l'entretien des machines](/sites/default/files/styles/career_image/public/2019-09/Trevor%20Roote.png?itok=gJgsPvJx)
Trevor Roote
Career Profiles
Mechanical Maintainer
![Adult and children looking through telescope](/sites/default/files/styles/resource_card_image_360x300_/public/2019-09/adult_and_children_looking_through_telescope.jpg?itok=eKeL_YGd)
The Optics of Telescopes
Backgrounders
Learn about telescopes, how they work & why they're important to astronomers.
![Why is everything so small down there?](/sites/default/files/2019-08/why-is-everything-so-small-down-there.jpg)
Why is everything so small down there?
Hands-on Activities
Explore how we see things far and near and from different angles. It's all about perspective!
![Two faces each with one eye visible](/sites/default/files/2022-06/two%20eyes%20to%20see.jpg)
Why do we need two eyes to see?
Hands-on Activities
Ever wondered why we have two eyes (and not one, three or more)? Find how your two eyes work together in this hands-on activity.