In his biography of Karl Paul Link, Madison author Doug Moe recounts a scientist who saved lives, killed rats and battled ...

Japanese electronics company Elecom has recently unveiled the world’s first sodium-ion (Na+) power bank with a 9,000mAh capacity, supporting USB Power Delivery (PD) and offering up to 45W output via ...

World's first sodium-ion power bank has significantly longer life than traditional lithium-ion batteries and it works in cold climates.

Lithium-ion batteries have been powering our devices for more than three decades now. With them reaching a saturation point of improvements, we’re starting to see Silicon-Carbon batteries on phones.

Elecom’s Na Plus power bank doesn’t use lithium and can be recharged nearly 5,000 times. Elecom’s Na Plus power bank doesn’t use lithium and can be recharged nearly 5,000 times.

Unlike traditional lithium-ion batteries, which depend on scarce metals like lithium and cobalt, sodium-ion batteries use sodium, an element that’s way easier to source. That means less ...