Free Radicals, issue 7 of Savage Starlight, is on the rusty hood of a car up the hill behind you as The University begins.
Firefly's recorder
The Firefly's recorder is an automatic artifact in the university science building. Joel picks it up from a dead Firefly in a cutscene, so it cannot be missed, and you can play the whole message later from the Artifacts menu.
Fungal X-rays
The Fungal X-rays are an optional artifact in the university science building. After you follow Ellie through the short tunnel, turn left and check the far table next to the window.
Griggs's Firefly Pendant
Griggs's Firefly pendant lies on a table in the last tent of a camp outside the science building, in the Go Big Horns section of The University. It belonged to Erik Griggs.
H. Pino's Firefly Pendant
H. Pino's Firefly pendant hangs from a tree near the flamethrower room in the Go Big Horns section of The University. It belonged to Hope Pino and needs knocking down.