Back to Discover
⚛️

QED vacuum

physical science Maturity 11-13

Empty space is not truly empty.

Vacuum fluctuations revealed through spontaneous parametric down-conversion.ogv
Vacuum fluctuations revealed through spontaneous parametric down-conversion.ogv
It is full of tiny things. These things pop in and out. They stay for a very short time. This helps the world work. Can you imagine a space that is never still?
Photon-photon scattering.svg
Photon-photon scattering.svg

48 words
🖼️ Images & Media (3)
File:Photon-photon scattering.svg
Photon-photon scattering.svg
Vacuum fluctuations revealed through...
File:The polarisation of light emitted by a neutron star.jpg
The polarisation of light emitted by a...
Up Next
⚛️
Quantum vacuum state
Physical Science
→
More to explore

✨ What else?

Related topics you might enjoy

Quantum vacuum state 0% Virtual particle 0% Vacuum energy 0% Quantum foam 0% Quantum electrodynamics 0% Zero-point energy 0%

🔬 Go deeper

More advanced topics to explore

Quantum gravity Cosmological constant Annihilation Classical limit

🪜 Step back

Simpler topics to build understanding

Quantum vacuum state Virtual particle Vacuum energy Quantum foam
📚 Content adapted from Wikipedia | Readability: FK 15.3 | Vital Level 5