"Crossing Over" is the fifth episode of the fourth season of the SyFy channel show Eureka.
It is the second part of a crossover event with fellow SyFy show Warehouse 13, the first part being the Warehouse 13 episode "13.1" that aired aired three days prior. These episodes established that the two shows exist in a shared universe.
Claudia Donovan pays a visit to Eureka, hoping to see some amazing technological wonders. She gets more than she bargained for when seemingly random objects begin appearing around town. Working with Sheriff Carter and Fargo, Claudia has to help solve the mystery before the strange anomalies have deadly consequences...particularly for newcomer Dr. Grant.
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Artifacts and Gadgets Featured
- Albert Einstein's Bridge Device: Brought in as a pseudo-artifact. While created deliberately as a bridge device, Eureka's authorities decided it was too dangerous to be kept in town.
- Claudia Donovan's Electro-Cuffs: Handcuffs she created that give off an electric charge. Mentioned when approaching Dr. Wheeler on her potential involvement with the spacial displacement phenomenon.
- Scanning Device: A scanning wand device attached to another device, capable of scanning for transient radiation.