Physics: Electricity and circuits in the news

Engineering stories whose deep dive explains electricity and circuits, ready to use as a starter, a reading task or a real-world example. Each one links to the GCSE and A level curriculum.

Automotive & Transport

Range Rover Electric: 800-Volt Architecture Built in Solihull

JLR's first fully electric Range Rover uses an 800-volt battery system with silicon carbide inverters, built on the same Solihull production line as its…

Deep dive: 800-Volt Architecture and Why Voltage Matters

6 min read

Construction & Infrastructure

Orkney Subsea Cable: £1bn Link Connects Islands to UK Grid

SSEN Transmission's £1bn Orkney subsea cable will connect the archipelago to the GB grid for the first time, unlocking 220MW of renewable energy.

Deep dive: Cabling Through the Pentland Firth

6 min read

HealthBreakthroughs

Cellulose Hydrogel Wearable Sensors Work at -25°C for a Week

Cellulose hydrogel wearable sensors made from cotton pulp kept detecting motion at -25°C for 168 hours, enabling cold-weather flexible electronics.

Deep dive: The Science Behind Cellulose Hydrogel Wearable Sensors

6 min read

Electronics & Communications

Atomically Thin Transistor Breakthrough at 0.42nm

An atomically thin transistor breakthrough from NYCU and TSMC uses a 0.42nm interface layer to push chip performance beyond today's silicon limits.

Deep dive: What a Gate Dielectric Actually Does

6 min read

Energy & Environment

Perovskite Tandem Solar Module Hits 25.6% Efficiency

Solar panels are, at heart, a compromise. Every photovoltaic cell is tuned to absorb light at a particular range of wavelengths. Photons above that…

Deep dive: How a Perovskite Tandem Solar Module Works

6 min read

Electronics & CommunicationsBreakthroughs

Cryogenic Neuromorphic Chip Mimics Brain Cells at Near Zero

HKU engineers built a cryogenic neuromorphic chip in silicon carbide that mimics neuron spiking at 10 millikelvin, opening a path to quantum computing.

Deep dive: How SiC Transistors Mimic Neurons at Millikelvin Temperatures

8 min read

Chemicals

Artificial Photosynthesis Solar Fuel Without Batteries

Osaka researchers built an artificial photosynthesis solar fuel system that runs without batteries, turning sunlight, water and CO2 into formic acid.

Deep dive: Electrolysers, Impedance, and the Physics of Self-Regulation

7 min read