Stories Tagged as
Batteries
Why Western tech companies want more control over minerals in Africa
by
Molly Wood
, Stephanie Hughes
and Shaheen Ainpour
Mar 2, 2018
Modern electronics rely heavily on one thing: lithium ion batteries. With carmakers gearing up to increase electric vehicle production, the demand for lithium ion batteries doesn’t appear to be slowing down. These batteries rely on an increasingly important supply of the metal cobalt. Most cobalt is mined in the Democratic Republic of Congo in Central […]
Lithium-ion batteries are about as good as they can get
by
Molly Wood
and Kristin Schwab
Dec 7, 2017
But it's just a matter of time before the problem is solved, a UC Berkeley engineer says.
New tech calls for better batteries
by
Molly Wood
Feb 4, 2014
One challenge facing consumer electronics makers is the need for batteries that hold a longer charge.
Sea snails: The key to a world of environmentally compatible technology?
by
Molly Wood
Nov 11, 2013
At MIT, a scientist is studying sea snails, and say they hold the key to "biologically inspired processing."
Supercapacitor: Today's energy revolution
by
Molly Wood
Nov 4, 2013
They charge up hundreds of times faster than a battery, never wear out and need replacing, and they don’t care about temperature extremes.
Would you like some salt with your batteries?
by
Molly Wood
Apr 4, 2013
A promising new technology aims to store electricity for the power grid on the cheap.
The Internet gets physical
by
Molly Wood
Jul 2, 2012
Author Andrew Blum takes a peek behind the screens and traces the "Tubes" that connect us to one another.