01Astronomy12 scenes · 3 min
A cosmic triangle built from a half Moon
Measuring the Distance to the Sun
Follow the ancient geometric method that turned an angle in the sky into the first estimate of the Sun's distance.
// complete animated lessons
Ideas worth seeing
in motion.
Explore finished, multi-scene tutorials made in Rheomyth. Each lesson turns a scientific question or mathematical mystery into a visual story.
13 tutorials129 animated scenes
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Tutorial gallery
01
02Astronomy13 scenes · 3 min
How a civilization might capture a star
The Dyson Sphere
Explore Dyson swarms, stellar-scale energy, infrared signatures, and the engineering challenge of surrounding a sun.
03Astronomy5 scenes · 1 min
Two shadows and the size of a planet
Measuring Earth's Diameter
Recreate Eratosthenes' geometric insight, from two cities and two shadows to Earth's circumference and diameter.
04Biology12 scenes · 3 min
How populations change across generations
The Theory of Evolution
See variation, inheritance, natural selection, speciation, fossils, anatomy, and DNA converge into one branching tree of life.
05Astronomy14 scenes · 4 min
A crowded universe that sounds strangely quiet
The Fermi Paradox
Move from the Drake equation and deep time to Great Filters, rare Earths, silent civilizations, and the question: where is everybody?
06Mathematics12 scenes · 3 min
Why every map needs at most four colors
The Four Color Theorem
Turn maps into graphs and follow the ideas behind adjacency, Kempe chains, discharging, and the historic computer-assisted proof.
07Biology12 scenes · 3 min
From chemistry to the first evolving cells
The Origin of Life
Build the staircase from simple molecules and natural laboratories to membranes, replicators, metabolism, and protocells.
08Physics12 scenes · 3 min
From covered lanterns to laser pulses
Measuring the Speed of Light
Trace the experiments that made light measurable, from Galileo and Rømer to toothed wheels, rotating mirrors, and modern lasers.
09Mathematics1 scenes · 1 min
A simple rule that draws unexpected structure
The Recamán Sequence
Watch the first hundred terms of Recamán's sequence unfold as a rhythmic chain of arcs and surprising returns.
10Mathematics10 scenes · 3 min
The mathematics of unavoidable order
Ramsey Theory
Start with the party problem and discover why sufficiently large systems must contain structure, however chaotic they appear.
11Mathematics1 scenes · 1 min
Tracing the critical line through the complex plane
The Riemann Zeta Curve
Follow the zeta function along the critical line and see how its complex path encodes the famous nontrivial zeros.
12Philosophy12 scenes · 3 min
Could reality be computed?
The Simulation Hypothesis
Examine the technological argument, a Bostrom-style trilemma, proposed tests, physical limits, and the problem of indistinguishability.
13Astronomy13 scenes · 4 min
The last light and what remains
How Stars Die
Follow small and massive stars through fuel exhaustion, white dwarfs, core collapse, supernovae, neutron stars, and black holes.