With the extremely versatile FiiO DM15 R2R CD player, op shops become a treasure trove of great and affordable music.

After new warnings and recalls, experts explain why these “hands-free” feeding products put babies at serious risk—and what parents should use instead.

Abstract: This work proposes an innovative path-following control method, anchored in deep reinforcement learning (DRL), for unmanned underwater vehicles (UUVs). This approach is driven by several new ...