I've tested dozens of wireless portable party speakers. Here are my current top picks that can play loud and power your next fiesta, whether it's by the pool, at the beach or in the parking lot ...

Expertise Headphones, Bluetooth speakers, mobile accessories, Apple, Sony, Bose, e-readers, Amazon, glasses, ski gear, iPhone ...

For 15 years, a Lufthansa Airbus A340-300 has been carrying not only passengers around the world but also a piece of research ...