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The weird stuff space does to the human body

CBC News: The National

18K views 4 weeks ago

Warm-up Questions

When you hear the title “The weird stuff space does to the human body,” what changes do you imagine happen to astronauts?
Which seems more dangerous to you: living on the International Space Station or traveling into deep space? Why?
What parts of the body do you think space affects most (eyes, brain, immune system, bones, etc.)?

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The weird stuff space does to the human body

Two kinds of space + the biggest danger: radiation (00:00 – 01:25)

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1. What two space environments does the video contrast?

Mars orbit and Venus orbit
Underwater habitats and space stations
Lower Earth orbit (like the ISS) and deep space
The Sun’s surface and the Moon’s surface

2. Why is radiation generally less of a problem on the International Space Station compared to a trip to the Moon?

Because the ISS has artificial gravity
Because the ISS is below the Van Allen belts and protected by Earth’s magnetic environment
Because solar flares cannot reach low Earth orbit
Because astronauts wear thicker spacesuits on the ISS

3. What is Orion equipped with to help measure radiation danger on the mission?

Extra fuel tanks
Six new radiation sensors
A telescope for solar flares
A new kind of oxygen generator

The weird stuff space does to the human body

AVATAR organ chips + immune system changes (01:25 – 02:51)

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1. In the video, what does AVATAR stand for?

Artificial Vision And Tracking Augmented Reality
Virtual astronaut tissue analog response
Variable Astronaut Training And Recovery
Advanced Vehicle for Astronaut Travel and Research

2. What is one potential benefit of the organ-chip research for people on Earth?

Improving satellite communications
Creating therapies to protect people who need radiation therapy
Designing new types of space food
Making stronger rocket engines

3. What immune-system-related effect has been found during space flight?

People become permanently immune to shingles
The immune system becomes stronger immediately
Bacteria completely disappear from the body
Viruses can reactivate after staying dormant (quiescent) on Earth

The weird stuff space does to the human body

Mental load, tracking behavior, and changes in vision (02:51 – 04:17)

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1. What does the speaker say might happen due to fluid shifting in the brain?

People instantly learn faster
People may feel a little cognitively burdened
People become unable to sleep at all
People lose their sense of smell permanently

2. What is ARCHER described as?

A medical robot that performs surgery
A space age smartwatch built to gather behavioral data
A new kind of spacecraft engine
A special camera for photographing the Moon

3. What “upside” related to eyesight is mentioned from microgravity?

Astronauts can see in total darkness
Some people stop needing glasses temporarily in space
People become colorblind in space
Everyone’s vision becomes worse immediately

The weird stuff space does to the human body

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1. What is the main purpose of the Artemis health research described in the video?

To test new space suits for fashion and comfort
To understand how deep space conditions affect astronauts’ bodies and brains
To replace human astronauts with robots
To teach astronauts how to land aircraft on Earth

2. According to the video, which factor is presented as the biggest danger for astronauts traveling beyond Earth’s protection?

Radiation
Too many storms
Lack of food
Too much gravity

3. Which of these is an example of how space research could help people on Earth (as mentioned in the video)?

New therapies for patients receiving radiation therapy
New musical instruments
Better smartphone screens
Faster car engines

Discussion Questions

Discuss the ideas from this video

The weird stuff space does to the human body

Which risk seems most serious for deep space travel: radiation, immune system changes, cognitive strain, or vision changes? Explain.
The video mentions organ chips and monitoring tools (like a smartwatch). What are the benefits and possible privacy concerns of collecting this kind of data?
If you were designing a deep space mission, what would you change about the spacecraft to protect mental health in a small space?
The speaker mentions space research could help patients on Earth (for example, radiation therapy). What other Earth benefits do you think could come from studying space effects?