CHRONOSCOPE · time, at every scale Home
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ConceptsThe big ideas, with the evidence — and every lab that shows them The mathsEvery model's equations, constants and worked examples — each checked by the test suite For teachersClass links, completion codes and printable worksheets Your passportTour stamps, missions, your prediction record — and save it to a file Quizzes and reviewTour quizzes, and questions that come back to check what stuck About ChronoscopeWho made it, how it was built, and why you can trust it
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Your passport

Where you've been in Chronoscope

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27/28explored
0/3tour stamps
0/43missions
0/0predictions right

Tour stamps

Tour 1
The puzzle of time Not started
Tour 2
From the ISS to the edge of the universe Not started
Tour 3
Is time travel possible? Not started

By scale

The very small

Quantum

✓ Delayed choice ☆☆✓ The frozen universe ☆☆
People and spacecraft

Voyages

✓ Mission clocks ☆☆✓ Talking to Mars ☆☆✓ The 1 g voyage ☆☆☆✓ Earth's energy budget ☆☆
The laws underneath

Physics

✓ Flatland✓ Field Ocean ☆☆✓ Clock Lab ☆☆✓ Spacetime ☆☆☆✓ River ☆☆✓ Black holes evaporate ☆☆✓ Entropy box ☆☆☆☆✓ Two Films ☆✓ Wormholes ☆☆✓ Time loops ☆☆
The universe as a whole

Cosmos

✓ Cosmic timeline✓ Stars forge the elements ☆☆☆☆✓ Expanding universe ☆☆✓ Cosmic horizons ☆☆✓ Boot a Universe ☆☆✓ The Janus point
Guides and maps✓ How it all fits together✓ The Atlas✓ Test bench✓ Concepts✓ How sure are we?Quizzes and review

Your predictions

None yet — each lab starts with a question to guess before you explore.

Review

Nothing due. Questions from labs you've explored come back after 1, 3, 7, 16, 35 and 80 days.

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