Foundations of Energy
How energy is stored, transferred and transformed — from falling objects to living cells.
Graph explorer
Explore the knowledge graph
201 concepts viewed through this lens. Bridge concepts connect this view to Acoustics, Aerospace Engineering, Agriculture, Algebra….
Legend
- Focused concept
- Connected concept
- Bridge concept (just outside the lens)
- Arrow points from cause / source to effect / target
- A line with no arrow is a two-way relationship
- Node colour marks the concept’s primary discipline
22 concepts24 relationships15 disciplines6 relation families
Mass–energy equivalence
Open concept →At a glance
In physics, mass–energy equivalence is the relationship between mass and energy in a system's rest frame.
- Disciplines
- Physics · Relativity
- Role in the graph
- Cross-disciplinary bridge — reaches Astronomy, Plasma Physics
- Relationships
- 2 · 3 relation families
- Mental models
- 1
What am I looking at?
In this lens (201)
Bridge concepts (255)
Just outside the lens — they connect it to other context.
- Astronomy, Relativity · connects to Gravitational singularity, Hawking radiation, Holographic principle…
- Atomic Physics, Chemistry, Quantum Physics · connects to Atom, Quantum mechanics, Spectral line
- Computer Science, Quantum Computing · connects to Bell's theorem, ER = EPR, Quantum nonlocality
- Astronomy · connects to Interferometry, Spacetime, Wave
- Biology, Cognitive Science, Design, Education, Educational Science, Machine Learning, Mathematics · connects to Cycle, Rhythm, Symmetry
Insights from this view
Structural observations about the concepts shown here — descriptions of this graph, not claims about the world.
- This view connects 15 disciplines: Astronomy, Astrophysics, Biology, Chemistry, Engineering, Environmental Engineering, Mechanical Engineering, Mechanics, Nuclear Engineering, Nuclear Physics, Nutrition Science, Physics, Plasma Physics, Relativity, Thermodynamics.
- Mass–energy equivalence is a bridge concept — viewed here through Physics, Relativity.
- The connections here span 6 relation families.
- Energy transformation explains 11 concepts in this view (Astronomy, Biology, Chemistry, Engineering, Environmental Engineering, Mechanical Engineering, Mechanics, Nuclear Engineering, Nutrition Science, Physics, Plasma Physics, Relativity, Thermodynamics).
Relationships as a list
The focused concept’s relationships. Pick another concept in the graph above to update this list.
Explore through a different lens
A lens is a deterministic projection of the graph. Pick a discipline, thinking pattern or journey to reframe the whole view.
By thinking pattern
Bayesian updatingCause and effectCompoundingConservationConstraintsDefense in depthDiffusion & spreadEmergenceEnergy transformationEntropy & irreversibilityEquilibriumFeedback loopIncentivesInformationLevels & hierarchyModularityNetworksOptimizationOscillationProbabilityRecursion & self-similarityScaleSignal vs noiseSource–pathway–receptorStocks and flowsSymmetry & invarianceThresholds & tipping pointsTrade-offsTriangulationVariation & selectionWaves
Concept collections
Concept collections are curated lenses onto the fabric — themed sets of ideas that recur across disciplines. They are not journeys; they are a way to read the graph.
Understanding Systems
Stocks, flows and feedback — why wholes behave in ways their parts do not.
Patterns Everywhere
Regularities that recur across maths, music, nature and art.
How Information Moves
Encoding, signals and noise — the same idea in computers, genes and nerves.
About this view
What this is
Start from one concept and expand outward. The view never shows everything at once — click a node to refocus, filter by relationship type, or switch to an accessible list.
One fabric
3750 concepts and 5051 typed relations form one connected component — no isolated silo.
How to read it
Focus a concept, or apply a lens (discipline, mental model, journey) to see only the threads that matter.