DG Matrix raises $60M to make data center power smarter

The startup is making solid-state transformers capable of intelligently aggregating power from a number of different sources before sending it to data center racks.

Climactic launches hybrid fund to get startups through the ‘valley of death’

The new project, called Material Scale, will initially focus on climate tech startups in the apparel industry.

Fusion startup Helion hits blistering temps as it races toward 2028 deadline

Helion’s Polaris device hit 150 million degrees C recently, a milestone that nudges the company toward its commercial power plant that will sell electricity to Microsoft.

In one swoop, Trump kills US greenhouse gas regulations
In one swoop, Trump kills US greenhouse gas regulations

The Trump administration just eliminated the landmark finding that has underpinned federal regulations on planet-heating pollution since 2009. For nearly the past two decades, the “endangerment finding” has allowed the Environmental Protection Agency (EPA) to craft rules limiting greenhouse gas emissions under the Clean Air Act. Rather than repealing those rules individually, the Trump administration […]

Trump administration undermines EPA enforcement of Clean Air Act

The EPA’s new rule seeks to undo a 2009 finding that allowed the federal government to regulate six greenhouse gases.

Twilio co-founder’s fusion power startup raises $450M from Bessemer and Alphabet’s GV

Inertia Enterprises will use the Series A investment to build one of the world’s most powerful lasers, a key part of its power plant design.

Upside Robotics is reducing fertilizer use and waste in corn crops

Upside Robotics builds autonomous solar-powered robots that can help farmers reduce their fertilizer use by 70%.

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Trump EPA reportedly seeks to revoke landmark air pollution rule

EPA administrator Lee Zeldin is reportedly expected to repeal the 2009 “endangerment finding” that underpins U.S. climate regulatory efforts.

Tem raises $75M to remake electricity markets using AI

Tem has built a transaction engine that relies on AI to cut costs. Lightspeed led the round to help the startup expand to the U.S. and Australia.