Matter
Why Soap Bubbles Settle into Round Shapes
Why soap bubbles settle into round shapes: learn how surface tension favours compact films, and why gravity, pressure…
The archive
All explanations
Explore explanations of natural patterns, matter, space, experiments and perception. Each piece starts with a question and follows the clues without pretending every answer is complete.
Perception
A Rainbow Is an Angle, Not a Place in the Sky
A rainbow is an angle, not a place in the sky: follow sunlight through raindrops to understand why its colours shift…
Space
The Moon’s Changing Face, Explained Without a Shadow
The Moon’s changing face comes from viewing different portions of its sunlit half. Learn how the geometry explains…
Experiments
The First Coincidence Is Not a Pattern
A fair coin-toss test helps separate a genuine pattern from a lucky run: set a fixed question, record every result and…
Natural Patterns
A Window-Sill Shadow Diary for One Afternoon
A window-sill shadow diary helps you track a shifting patch of light with consistent marks, useful notes and a clear…