Mathematics •
Fixed effects model, a statistical model parameter which is fixed or non-random
Physics and chemistry •
Iron, symbol Fe, a chemical element •
Fluoroescaline, a psychedelic drug •
Field emission, an emission of electrons induced by external electromagnetic fields •
Faraday efficiency, the efficiency of a catalyst in electrochemistry
Technology •
Ford FE engine, a Ford V8 motor hydrocarbon engine • Eleventh generation
Honda Civic • FE, part of
Mazda's F engine family •
Nikon FE, a 35 mm SLR camera •
Flight engineer, aircraft crew member that monitor and operate the aircraft systems •
Front end, the user interaction interface, usually in web-based applications •
Fast Ethernet == Other uses==