Energy & Green Tech
When someone thinks about knitting, they usually don't conjure up an image of sweaters and scarves made of yarn that can power watches and lights. But that's just what one group is reporting in ACS Nano. They have developed ...
Mar 28, 2018
0
155
Hi Tech & Innovation
Slipping and sliding on snowy or icy roads is dangerous. Salt and sand help melt ice or provide traction, but excessive use is bad for the environment. And sometimes, a surprise storm can blow through before these materials ...
Feb 16, 2023
0
47
Energy & Green Tech
Though plants can serve as a source of food, oxygen and décor, they're not often considered to be a good source of electricity. But by collecting electrons naturally transported within plant cells, scientists can generate ...
Dec 13, 2022
0
167
Electronics & Semiconductors
It's time to roll up your sleeves for the next advance in wearable technology—a fabric armband that's actually a touch pad.
May 2, 2023
0
41
Electronics & Semiconductors
Discarded electronic devices, such as cell phones, are a fast-growing source of waste. One way to mitigate the problem could be to use components that are made with renewable resources and that are easy to dispose of responsibly. ...
Oct 6, 2022
0
71
Energy & Green Tech
Despite the growing popularity of electric vehicles, many consumers still hesitate to make the switch. One reason is that it takes so much longer to power up an electric car than it does to gas up a conventional one. But ...
Aug 22, 2022
0
163
Electronics & Semiconductors
When temperatures fall below freezing, cellphones need to be recharged frequently, and electric cars have shorter driving ranges. This is because their lithium-ion batteries' anodes get sluggish, holding less charge and draining ...
Jun 8, 2022
0
127
Energy & Green Tech
Fake plants are moving into the 21st century. Researchers developed literal "power plants"—tiny, leaf-shaped generators that create electricity from a blowing breeze or falling raindrops—and described them in ACS Sustainable ...
Jan 17, 2024
0
88
Electronics & Semiconductors
Many flexible fitness trackers can't be submerged in water because the coatings required to completely seal these devices would make them uncomfortable to wear. Now, researchers reporting in ACS Nano have applied a thin, ...
Oct 7, 2022
0
82
Engineering
Lithium-ion (Li-ion) batteries are used to power everything from smart watches to electric vehicles, thanks to the large amounts of energy they can store in small spaces. When overheated, however, they're prone to catching ...
Nov 14, 2022
1
158
