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Science & nature Ideas & discovery

Know what is genuinely strange about quantum physics, and what is hype.

A course on the quantum world for non-physicists. It covers the core ideas without equations, the experiments that forced them, and honest limits on what can be understood without the mathematics.

iPhone App Store Get Cadence free

Open Cadence on the App Store, type the sentence when it asks what you want to learn, and answer a few setup questions. Free to start. Android testers can request early access.

See what you would learn

Type this when Cadence asks what you want to learn

I want to understand quantum physics well enough to know what is strange about it and what is hype. Explain the core ideas without equations and with honest limits.

Change any word so it fits your situation. The course is built from what you type and a few setup questions.

Best for
Science & nature
Prerequisites
None. Bring the situation you have.
Course length
7 to 30 lessons, sized to your goal
Lesson pace
About 10 minutes a day
Format
Read it, or play the audio
Access
Available on the App Store, with early features and Android testing access

Before the course is built

Setup asks about your situation first.

Lesson 1 opens on the moment you describe, and the examples use your role. For this request, expect questions like these.

  1. What draws you: the weirdness, the technology, or the philosophy?
  2. How much physics do you have: none, school, or some?
  3. Have you met the popular claims, like observation creating reality?

Right for now

If any of this sounds familiar, start here.

Quantum has become a word for magic

Healing, consciousness and leaps, none of which is physics.

You want the real strangeness

Which is stranger than the myths.

You gave up on a book at chapter two

The maths arrived and you left.

Course arc

Where the course goes, in order.

Cadence writes the lessons for you, so the exact path follows your answers. This is the ground a course built from this sentence covers.

01 / 06

Why quantum was needed

The experiments classical physics could not explain.

Superposition and measurement

What it means for something to be in two states, and what measurement does.

Uncertainty

What Heisenberg actually said, and what he did not.

Entanglement

Spooky action, and what it can and cannot do.

Interpretations

Why physicists disagree about what it all means.

Hype

Quantum computing, quantum healing and the difference between them.

What changes

What you will be able to do, and what you will stop believing.

You will be able to

Explain the core ideas

Superposition, uncertainty, entanglement and measurement, in plain words.

Know the evidence

Understand the experiments that made these ideas unavoidable.

Spot the hype

Recognise when quantum is being used to sell something.

Ideas this course corrects

Observation creates reality

Measurement affects quantum systems. Consciousness is not required and reality does not wait for you.

Quantum physics proves anything is possible

It proves very specific things with extreme precision. It is the most tested theory in science.

Course questions

What to know before you start.

Is this a fixed course?

No. Cadence builds the course when you type the sentence and answer a few setup questions, so the lessons follow your situation. This page describes what a course built from this request covers. You see the whole path before Lesson 1.

Who is this course for?

A course on the quantum world for non-physicists. It covers the core ideas without equations, the experiments that forced them, and honest limits on what can be understood without the mathematics. It sits under Science & nature in the Ideas & discovery part of the library.

Do I need any prior experience?

No. Setup asks what you already know and where you want to use it, and the course starts from there. Bring a real situation if you have one; the examples are built around it.

How long does it take?

Courses run 7 to 30 lessons of about 10 minutes, sized to what you asked for. One lesson a day is the intended pace, and you can go faster. Lessons can be read or played as audio.

Does this course award a certificate or degree?

No. Cadence is for practical self-learning and does not award accredited degrees or professional certification.

Start today

Type it, answer a few questions, open Lesson 1.

The sentence to type

I want to understand quantum physics well enough to know what is strange about it and what is hype. Explain the core ideas without equations and with honest limits.
iPhone App Store Get Cadence free

Open Cadence on the App Store, type the sentence when it asks what you want to learn, and answer a few setup questions. Free to start. Android testers can request early access.

Android early access

Join Cadence on Android.

Tell us your goal and Google Play email. We will send your tester invite when it is ready.

Use the email on the Google account you use with Google Play. We only use it for your tester invite and Android testing updates.