How do the Penn Relays work with competitors at all levels? Find out how ahead of the event starting on April 24. The 2025 Penn Relays is one of the oldest and most famous track and field meets in the ...

Hybrid relays combine a mechanical switch with a solid-state switch, and they are set up in parallel to control a single load ...

Discover the fundamentals of hybrid relays and explore why they are becoming a go-to choice for engineers and makers alike.

The Penn Relay Carnival is the University’s single biggest event of the year. The first Penn Relay Carnival — held on April 21, 1895 — boasted an attendance of 5,000 spectators and nine relay races, ...

Before teams and runners take the field at Franklin Field in Philadelphia, find out how to run at the relays and other vital things. Track and field has a big month ahead of it, with major ...