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thenextweb
World’s biggest sand battery to heat Finnish town without fossil fuels

A small town in Finland is about to ditch fossil fuels in its heating network thanks to a sand-filled energy storage tank the size of a house. Finnish startup Polar Night Energy recently turned on the so-called sand battery in the municipality of Pornainen, an hour north of Helsinki.  The machine, which uses dirt to store excess renewable energy as heat, will warm the homes and businesses in the town of 5,000 people. It is expected to replace natural gas and oil in Pornainen’s district heating network entirely, slashing emissions by an estimated 70%.   “This project is a powerful example…This story continues at The Next Web [...]

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Destination
What’s going on with Donut Lab?

In January, a Finnish-Estonian startup proclaimed it had developed a truly solid state battery, a holy grail for the technology industry. Donut Labs’ cell wasn’t just solid state, however. It clai [...]

Match Score: 106.53

Destination
The best power banks and portable chargers for every device in 2025

On a recent work trip, I had plenty of things to worry about — but being able to recharge my two smartphones, laptop and iPad were not among my concerns. In my carry-on luggage, I had two medium-cap [...]

Match Score: 98.73

Destination
The best smartwatches for 2025

Smartwatches do more than just track your steps and deliver phone alerts to your wrist. The best smartwatches go even further, giving you the ability to pay for a cup of coffee, take calls and connect [...]

Match Score: 95.40

thenextweb
‘Electrotech’ can cut Europe’s reliance on fossil fuel imports, report finds

Europe can dramatically cut its dependence on imported fossil fuels by adopting electricity-based technologies, according to a new report. Electric vehicles, heat pumps, and renewables could cut glob [...]

Match Score: 88.12

Destination
Why do AI data centers use so many resources?

With the AI boom, construction of new data centers has skyrocketed, and not without consequence — some communities that count these facilities as neighbors are now facing water shortages and straine [...]

Match Score: 83.60

Destination
Sister, can you spare $12,000 to help me decarbonize my home?

I went to CES with Engadget for the first time this year and, among the robots, laptops, TVs and more robots, the most exciting products I saw were ones trying to make our homes more eco-friendly in t [...]

Match Score: 77.49

Destination
AI Is Helping to Keep Fossil Fuels Alive

Artificial intelligence (AI) is one of the fastest-growing industries, requiring a lot of power to run. Server hosting, training and storing information, among other essential tasks, contribute to thi [...]

Match Score: 76.16

Destination
In 2025, AI and EVs gave the US an insatiable hunger for power

You may be surprised to learn electricity only accounts for 21 percent of the world’s energy consumption. Fossil fuels and the rest all play their part to make the world go around, but their role is [...]

Match Score: 70.03

Destination
Your next Heineken beer may be brewed with steam from a 100MWh heat battery

Brewing beer can be a highly polluting activity because gas boilers are normally used to create the enormous volumes of steam required for the process. Now, Heineken is teaming with a battery and elec [...]

Match Score: 62.85