This page of IGN's Mass Effect wiki guide is all about the Scan the Keeper Side Quest on the Citadel, including where and how to find all 21 Keepers on the Citadel. Looking for something specific?

Positron emission tomography (PET) scans can detect cancer earlier than other imaging tests by showing areas that use a lot of glucose. However, false-positive results can happen due to infections, ...

Tech leaders love predicting the future. Sometimes they nail it, sometimes they miss spectacularly, and sometimes they leave ...