9 Apr 2015

Cool process to make better graphene
A new technique invented at Caltech to produce graphene at room temperature could help pave the way for commercially feasible graphene-based solar cells and light-emitting diodes, large-panel displays, and flexible electronics.
8 Apr 2015

Wearable sensors to monitor triggers for asthma, and more
What if you could wear something that would alert you when pollution, such as smog, is about to take its toll on your heart or lungs?
6 Apr 2015

Necklace and smartphone app track food intake
A sophisticated necklace can monitor food and drink intake, which could help wearers track and improve their dietary habits.
2 Apr 2015

One step closer to artificial photosynthesis and solar fuels
Scientists, inspired by a chemical process found in leaves, have developed an electrically conductive film that could help pave the way for devices capable of harnessing sunlight to split water into hydrogen fuel.
31 Mar 2015

Discovery could yield more efficient portable electronics, solar cells
By figuring out how to precisely order the molecules that make up what scientists call organic glass, chemists have set the stage for more efficient and sturdier portable electronic devices and possibly a new generation of solar cells based on organic materials.
30 Mar 2015

Novel plastic could spur new green energy applications
A plastic used in filters and tubing has an unusual trait: It can produce electricity when pulled or pressed.
23 Mar 2015

'Smart bandage' detects bedsores before they are visible to doctors
Engineers at UC Berkeley are developing a new type of bandage that does far more than stanch the bleeding from a paper cut or scraped knee.
20 Mar 2015

Substrate computing harvests energy from the structure itself
Researchers are developing a new technology known as substrate computing. This will allow sensing, communication and diagnostic computing, all within the substrate - the building material - of a structure, using energy harvested from the structure itself.
18 Mar 2015

A better method for making perovskite solar cells
Research has revealed a new way to make light-absorbing perovskite films for use in solar cells.
13 Mar 2015

Beating bird wings generate electricity for data collector
A technology that generates electricity from the beating wings of birds, bats or even moths could produce enough power to run a device that collects data - such as location, migration habits or vital physiological statistics - used by biologists.
6 Mar 2015

Promise for higher efficiency quantum dot solar cells
Solar cells made out of lead sulfide quantum dots could eventually offer a cheaper, more flexible alternative to ones made using silicon, but they are currently much less efficient.
12 Feb 2015

Improving electric vehicle sales
In 2011, an important national priority was declared: Put 1 million electric vehicles on the road by 2015.
30 Jan 2015

Bulletproof battery
New battery technology from the University of Michigan should be able to prevent the kind of fires that grounded Boeing 787 Dreamliners in 2013.
29 Jan 2015

Grant to extend lifespan of Li-ion batteries
A Virginia Commonwealth University professor has received a five-year, $505,000 award from the National Science Foundation to make lithium-ion batteries -- which power electric vehicles and portable electronic devices -- far more efficient, sustainable and environmentally friendly.
28 Jan 2015

Organic electronics could lead to cheap, wearable medical sensors
Future fitness trackers could soon add blood-oxygen levels to the list of vital signs measured with new technology developed by engineers.
21 Jan 2015

Breakthrough could help extend life of batteries
Scientists are reporting a breakthrough in using very small technology to extend the battery life of some electronic devices.
5 Jan 2015

Hands on: crafting ultrathin color coatings
A technique that coats a metallic object with an extremely thin layer of semiconductor, just a few nanometers thick. Although the semiconductor is a steely gray color, the object ends up shining in vibrant hues.
12 Dec 2014

Organic electronics could lead to cheap, wearable medical sensors
Future fitness trackers could soon add blood-oxygen levels to the list of vital signs measured with new technology developed by engineers at UC Berkeley.
12 Dec 2014

Simple way to make material for energy storage, electronics
Researchers have created flexible, patterned sheets of multilayer graphene from a cheap polymer by burning it with a computer-controlled laser.
4 Dec 2014

Shaping the future of energy storage with conductive clay
In the race to find materials of ever increasing thinness, surface area and conductivity to make better performing battery electrodes, a lump of clay might have just taken the lead.