Human Spaceflight

Let’s Talk Science volunteer works on the Tomatosphere project with three students.

Tomatosphere™

Investigate the effects of outer space on seed germination with your class. Tomatosphere™ is a hands-on program that builds scientific inquiry and experimentation skills.
International Space Station in the rays of the Sun

Temperature on Earth and on the ISS

Grade
11
Jurisdiction
AB NT NU
Temperature is an important part of life on Earth and life in space. This backgrounder explains what temperature is, how it affects people and how it is controlled on the International Space Station.
Former Canadian astronaut Robert Thirsk enjoys cycling on board the ISS

Spaceflight and Bone Loss

Astronauts can experience bone loss in space. To understand why, you need to know a bit about how bones are formed and maintained in your body.
Screen capture from the video Radiation and Human Space Exploration

Radiation and Human Space Exploration

One of the greatest hazards that humans in space face is cosmic radiation. This NASA video explains what cosmic radiation is, why it's dangerous, and ways that we are looking at protecting humans in deep space.
Condensation on the window of the Apollo 12 Lunar Module, November 1969

Humidity on Earth and on the ISS

Humidity is an important part of life on Earth and life in space. This backgrounder explains what humidity is, how it is measured and how it affects us both mentally and physically.