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 ...

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 ...

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 ...