Editor’s Note: To celebrate David E. Petzal’s 50th anniversary at F&S, we’ve asked staffers and contributors to select and share their favorite story of Petzal’s (no easy task—there are a lot of good ...

A familiar trope in science fiction is the cryopreserved time traveller, their body deep-frozen in suspended animation, then thawed and reawakened in another decade or century with all of their mental ...

Memory is the faculty by which the brain encodes, stores, and retrieves information. It is a record of experience that guides future action. Memory encompasses the facts and experiential details that ...

Depression can be temporary or long-term. You may find help with mediation or different therapies, such as cognitive behavior therapy. It’s important to seek professional help if you’re feeling major ...