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The Cool Down

The Cool Down is mainstream America's guide to a cleaner, cooler future, making it easy for people from all walks of life to help themselves while helping the planet.

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  • Aug 14, 2026earliest in window
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News

The Cool Down
thecooldown.com > green-tech > uk-rider-replace-ev-bike-battery-management

UK cyclist spent all day replacing EV bike battery management system to avoid $1,350 pack

2+ day, 19+ hour ago   (579+ words) "It is disappointing how difficult it is to repair modern EV batteries." Faced with a battery problem on an electric motorcycle, one owner opted for an £80 ($108) repair instead of replacing the whole pack, which would have cost more than £1,000 ($1,355). They…...

The Cool Down
thecooldown.com > green-tech > tesla-powerwall-battery-performance-3-years

Tesla Powerwall owner uses batteries daily, finds near-zero degradation after 3 years

5+ day, 13+ hour ago   (553+ words) One commenter said two Powerwall 2 units that were about five years old retained 92.9% and 91.3% capacity. For homeowners wondering how well a home battery holds up under heavy day-to-day use, one Tesla Powerwall owner shared a useful long-term data point. Even…...

The Cool Down
thecooldown.com > green-tech > octopus-charge-app-ev-chargers-north-america

Octopus rolls out free app that lets US and Canadian EV drivers locate, pay at over 200,000 chargers

1+ week, 2+ day ago   (525+ words) "Drivers shouldn't have to juggle multiple apps and accounts just to charge their cars." Octopus Energy has launched Octopus Charge, a free app designed to bring thousands of electric vehicle chargers together in one place across the United States and…...

The Cool Down
thecooldown.com > green-tech > southern-california-tesla-powerwall-issues

'My purpose is to not depend on the grid': California owner's Powerwall 3 still won't hit 50% charge after repair

1+ week, 3+ day ago   (551+ words) "My household has not changed. I rarely turn on the AC." One Southern California homeowner said their Tesla Powerwall 3 stopped performing as expected. The homeowner took to Reddit's r/TeslaSolar community to ask for help and see if anyone else…...

The Cool Down
thecooldown.com > green-business > michigan-battery-campus-lfp-nmc-production

Michigan's new $2 billion battery plant will supply the grid and Toyota's EV pipeline

1+ week, 3+ day ago   (685+ words) These efforts support cleaner transportation options for drivers and expanded battery capacity. LG Energy Solution's new battery manufacturing campus in Lansing, Michigan, is up and running, and its output could affect daily life in more ways than one, from strengthening…...

The Cool Down
thecooldown.com > green-tech > american-in-shanghai-ev-refueling-comparison

American in Shanghai tries NIO swap and BYD flash charging, says the US isn't close

1+ week, 3+ day ago   (652+ words) "The EV market is booming everywhere except the US." An American creator in Shanghai put two of China's most advanced EV refueling systems to the test — NIO's latest battery-swapping station and BYD's flash-charging hub — and it highlights that drivers in…...

The Cool Down
thecooldown.com > green-tech > california-evs-grid-storage-goal-enrollment

California report says 1 in 10 EV owners could supply one-third of key grid storage goal

1+ week, 3+ day ago   (603+ words) "We need to make sure that we set these incentives at levels in which everybody wins." California has spent years building out massive battery farms to support a cleaner power grid, but one of its biggest future energy resources may…...

The Cool Down
thecooldown.com > green-tech > xpeng-p7-norway-ev-test-review

EV tester says Xpeng P7+ topped 311 miles, calls it 'the best car for the money"

1+ week, 3+ day ago   (576+ words) "This is actually possibly the best buy out there." Chinese EVs continue to push deeper into Europe with big promises about price, technology, and range. One creator's standardized real-world review suggests the XPeng P7+ is backing up at least some of…...

The Cool Down
thecooldown.com > green-tech > portable-power-station-charge-car-battery

EcoFlow owner says portable power station charged dead car battery when no outlet was nearby

1+ week, 3+ day ago   (414+ words) "Before anyone says 'that can't work' — yes, it can." A portable power station usually brings to mind camping trips, tailgates, or backup electricity during an outage. But one EcoFlow owner shared one less obvious use for these appliances: helping recharge…...

The Cool Down
thecooldown.com > green-tech > copper-theft-sydney-ev-chargers-shopping-center

Suspected copper theft knocks out public EV chargers at Sydney shopping center

1+ week, 4+ day ago   (453+ words) "I thought I was dreaming when I saw it." A round of vandalism at a shopping center in the Sydney metropolitan area has left EV drivers frustrated as multiple public charging cords appear to have been slashed. If that suspicion…...