Dr. Bob Ballard explains how he discovered the Titanic by following debris fields to the wreck. | National Geographic TV

Meet the rest of the intrepid Mars astronauts from National Geographic's new series, MARS. November 14 9/8c. Introducing Hana Seung. MARS premieres November 14 9/8c | National Geographic TV

The Bob with Layers haircut (also called a Layered Bob) is a timeless yet modern hairstyle that never goes out of trend. It combines the clean, structured shape of a classic bob with soft, feathered layers that add movement, texture, and volume. This haircut beautifully frames the face and suits almost every hair type — whether straight, wavy, or slightly curly. The layers make the hair look fuller and lighter, while the bob length keeps it chic and easy to maintain. Depending on your style, you