Assistant capability · Grounded shortest-path evidence
Evidence Chains
Traces the chain of real relations connecting a claim to its supporting entities — for example, from Edwin Hubble through the expansion of the universe to dark energy. Every link in the chain is a genuine edge in the graph, so the reasoning can be followed and checked.
A real evidence chain
A shortest chain of 2 relations from Edwin Hubble to Dark Energy:
Highlights
- ›Reasoning you can follow, link by link
Examples & related capabilities
Sources
The primary and reference sources this topic draws on.
- NASANational Aeronautics and Space Administration
Mission data, planetary science, space telescopes, and public-domain imagery.
Most NASA-produced imagery is in the public domain; individual items are checked for usage terms before publication.