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A wood transistor made from balsa wood soaked in a conductive polymer, along with carbon fibres, paraffin wax, silver paste and carbon paste.

Technology

Wood transistor could let us embed electronics in trees

An electrochemical transistor made from balsa wood opens up the possibility of embedding sensors and other electronic devices in plants, which could help in agriculture and forest management

News

The smart bandage

Technology

Electronic wound dressing releases drugs to help injuries heal

News

The fermented, probiotic tea kombucha

Technology

Kombucha cultures can be turned into flexible electric circuit boards

News

A smartphone on some wood

Technology

Wood coated in nanocrystals can block electromagnetic signals

News

LED panel

Chemistry

Soap molecule could help make alternative LED tech commercially viable

News

Artwork of nodes in a network

Technology

‘Artificial synapse’ could make neural networks work more like brains

News

Photograph of a stencil-printed two-cell paper battery with a design that spells the name of the authors' research institution (Empa). The battery is running a liquid crystal display alarm clock. Credit: Alexandre Poulin.

Technology

Disposable paper battery is activated by a drop of tap water

News

shirt

Technology

Sweater includes a wireless charger to keep your gadgets topped up

News

Illustration of a computer motherboard with microchips, transistors and semiconductors.

Physics

Maxwell's demon experiment could be made real without breaking physics

News

Artist Impression of a superconducting chip

Physics

First one-way superconductor could slash energy used by computers

A serendipitous experiment has demonstrated a superconductor that lets electricity preferentially travel in one direction for the first time

News

Technology

Stretchy light-emitting plastic could be used in wearable screens

News

Environment

Slump in electronics sales due to pandemic could help tackle e-waste

News

Environment

The EU may make recycling e-waste a legal requirement – will it work?

Analysis

Technology

Ultra-thin glass screen could be used to make e-readers or billboards

News