Ingenuity is evident in the design of Urbanears' Medis earphones, but their performance doesn't match up.
The Medis 24/7 fuel cell Power Pack is a great back-up gadget electricity supply for emergencies and camping trips.
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This fuel-cell charger for mobile phones, MP3 players, gaming devices, and other gadgets is a pricey, but reliable, off-the-grid power supply.
Trying to succeed where others have not, Lilliputian gets Intel as investor and partner for miniature fuel cell designed to charge smartphones and other small gadgets.
The Urbanears Plattan Plus headphones are super stylish and surely will offer the same overwhelming bass as their remote-less sibling.
Liquid fuel cells for charging portable devices are coming and one of the first is the Medis 24-7 Power Pack, which charged up my iPod. But how green is it?
Urbanears is a Scandinavian start-up that realizes headphones are for more than just music, as they've become a lifestyle fashion accessory.
Company raises more venture money to develop its butane-powered fuel-cell charger for consumer electronics. Can they displace rechargeable batteries?
MTI Micro's Mobion gadget charger uses a fuel cell and replaceable cartridges to power up.
Research could pave the way for battery-free gadgets that harness sound waves for power.