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A hand holding a portable air quality monitor

How is air quality measured at home?

By Kerry Taylor-Smith, Anna Gora last updated

Reference How to test the air quality in your home, according to experts.

Reference
A young woman puts her hands on her knees in the middle of a sweaty workout

Scientists want to build a device that could capture the body heat we radiate, and use it to power other technologies

By Muhammad Muddasar published

Imagine going on a run and using your body heat to power your fitness tracker.

Electronics
Do air purifiers help with bad smells: Image shows air purifier next to a plant

Do air purifiers help with bad smells?

By Joanne Lewsley, Anna Gora last updated

REFERENCE Air purifiers can capture airborne pollutants, but do they also help with bad smells?

REFERENCE
An air purifier standing in the middle of a living room

How do air purifiers work?

By Kerry Taylor-Smith last updated

REFERENCE A device that removes pollutants is an appealing prospect, but how exactly do air purifiers work?

REFERENCE
Are air purifiers safe for pets: picture of dog, owner and air purifier

Are air purifiers safe for pets?

By Lawrie Jones last updated

REFERENCE Are air purifiers safe to use around our furry friends?

REFERENCE
Do air purifiers work? image shows air purifier in home

How well do air purifiers work?

By Helen Alexander last updated

Reference Air purifiers are intended to remove pollutants from the air, but how well do they really work?

Reference
A red computer chip with data coming in and out

Specialist 'carbon nanotube' AI chip built by Chinese scientists is 1st of its kind and highly energy-efficient

By Owen Hughes published

Scientists in China have developed a tensor processing unit (TPU) that uses carbon-based transistors instead of silicon – and they say it's extremely energy efficient.

Electronics
Illustration of many waves.

New invention harvests ambient Wi-Fi and Bluetooth signals to power small devices

By Rory Bathgate published

Wasted radio signals can be converted into electricity using a new kind of antenna rooted in how electrons behave at a quantum level.

Electronics
Digital generated image of solar panel with purple -blue reflection.

World's 1st flexible solar panel is thin enough to turn your smartphone case into a mini power generator

By Rory Bathgate published

Cheap and flexible perovskite solar cells could revolutionize solar power, making it easier than ever to power the world with sunlight.

Electronics
The XMEMS XMC-2400 µCooling chip

Unique 'fan-on-a-chip' could prevent AI smartphones from overheating — with 1st devices launching in 2026

By Keumars Afifi-Sabet published

The "xMEMS XMC-2400 µCooling" chip aims to keep future smartphones from overheating as they become more powerful.

Electronics
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