GoPro on Monday announced a new $400 action camera, the Hero4 Session, a cube-shaped device said to be half as big and 40 percent lighter than other Hero4 models, while still offering many of the same ...

When GoPro founder Nick Woodman began shuffling through his jeans last month at a bar in Vail, Colorado, I didn’t expect him to pull GoPro’s newest product out of his pocket. The GoPro Hero4 Session ...