Impact Craters
Backgrounders
Learn about how craters are formed and about some of Canada's impact craters.
Where Can We Find Asteroids and Comets?
Backgrounders
This backgrounder explains the difference between planets, dwarf planets and small solar system bodies, such as asteroids and comets.
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.
DNA Damage and Repair
Backgrounders
This backgrounder explains the different ways that cells repair damage to DNA.
DNA Extraction
Backgrounders
Learn the basics of how DNA can be extracted from cells.
Radiation Effects on Cells & DNA
Backgrounders
This backgrounder explains the effects of radiation on cells and DNA.
What are Cosmic Rays?
Backgrounders
This backgrounder has information about both cosmic & neutron radiation.
Orbital Mechanics
Backgrounders
This backgrounder helps explain the laws of Orbital Mechanics, including Newton’s Laws.