How an over-the-air update made Quilt’s heat pumps more powerful
Quilt’s software update unlocked an additional 20% heating and cooling capacity for all of its heat pumps, including those installed in customers’ homes.
Climate
How Bill Gates’s fellowship program is adapting to global uncertainty
As Breakthrough Energy Fellows welcomes a new cohort of 22 startups, it is also diversifying its portfolio to include more global founders.
Trump is slowing — but not stopping — US greenhouse gas reductions
President Donald Trump has cast his shadow over the latest forecast on US greenhouse gas emissions. Reductions in planet-heating pollution are already expected to slow over the next decade, setting the US and the world back in efforts to stop climate change. Here’s what could have been. Taking previous climate policies into account, research firm […]
Tesla revamps the Megapack in attempt to reverse its declining storage business
Tesla’s energy storage business could use a boost after reporting two consecutive quarters of declining installations.
Geothermal is too expensive, but Dig Energy’s impossibly small drill rig might fix that
Dig Energy’s water-jet drilling right promises to cut drilling costs by up to 80%, helping geothermal heating hit price parity with fossil fuel furnaces.
Nuclearn gets $10.5M to help the nuclear industry embrace AI
Nuclearn has developed AI tools to help reactor operators automate routine paperwork. “Think of it as the junior employee,” the company tells customers.
Nuclear startup Deep Fission goes public in a curious SPAC
Deep Fission had been seeking to raise $15 million in a seed round as recently as April. The reverse merger will raise twice that amount.
Natron’s liquidation shows why the US isn’t ready to make its own batteries
The sodium-ion battery startup went from announcing a $1.4 billion factory to filing for liquidation in just over a year. Natron’s troubled journey illustrates the challenges in making batteries in the U.S.
TED leader’s $300M ‘valley of death’ fund might be just what later-stage climate tech needs
The new fund hopes to send a “Seqouia-like” signal to other investors that there are promising later-stage climate tech startups waiting to be funded.
Advanced geothermal startups are just getting warmed up
Geothermal energy startups including Fervo Energy and Sage Geosystems are signing key deals that bring their technology closer to broader commercial deployment.