Rechargeable batteries

06.28.11
SEI creates new porous Aluminum-Celmet, makes rechargeable batteries last longer
06.28.11

SEI creates new porous Aluminum-Celmet, makes rechargeable batteries last longer

Quick: What costs hundreds of dollars and dies after four hours? If your answer included anything...

View
05.12.10
AA rechargeable battery shootout: Energizer, PowerGenix and Sanyo Eneloop
05.12.10

AA rechargeable battery shootout: Energizer, PowerGenix and Sanyo Eneloop

If there's one thing that has become abundantly clear to us these past few months, it's that there'...

View
04.07.10
Hitachi claims secret chemical formula will improve battery cathodes, double longevity
04.07.10

Hitachi claims secret chemical formula will improve battery cathodes, double longevity

Before lithium-ion batteries, portable gadgets were a nightmare, forcing road warriors and Discman-t...

View
10.16.07
Rechargeable USB battery works in AA-ready devices
10.16.07

Rechargeable USB battery works in AA-ready devices

While one may assume that the above device is simply a USB flash drive in disguise, it's actually q...

View