STEM Challenges
Explore fun and educational challenges across math, science, engineering, and coding!
Showing 6 of 121 challenges (filtered)
Quantum Effects in Astrophysics
Space ExplorerQuantum mechanics — the physics of the incredibly small — has unexpected consequences on cosmic scales. Discover how quantum tunneling allows the Sun ...
Gravitational Waves
Space ExplorerOne hundred years after Einstein predicted them, gravitational waves were finally detected — ripples in the fabric of spacetime from colliding black h...
General Relativity
Space ExplorerEinstein's greatest masterpiece took him ten years to complete. General Relativity reveals that gravity is not a force at all — it is the curvature of...
Special Relativity
Space ExplorerIn 1905 a 26-year-old patent clerk named Albert Einstein turned physics upside down. Discover why the speed of light is the ultimate speed limit, why ...
Orbital Mechanics Basics
Space ExplorerAn orbit is one of the most elegant ideas in physics — an object in perpetual free fall that keeps missing its target. Explore how spacecraft engineer...
The Doppler Effect and Spectroscopy
Space ExplorerThe light from stars is like a coded message — it tells us what stars are made of, how hot they are, how fast they are moving, and whether they have p...