The Download: AI health tools and the Pentagon's Anthropic culture war

I've combed the internet to find you today's most fun/important/scary/fascinating stories about technology.

1 California has defied Trump to impose new AI regulations

Governor Newsom signed off on the new standards yesterday. (Guardian)

• Firms seeking state contracts will need extra safeguards. (Reuters $)

• States are installing guardrails despite Trump's order to stop. (NYT $)

• An AI regulation war is brewing in the US. (MIT Technology Review)

2 Experiments have verified quantum simulations for the first time

It's a breakthrough for quantum computing applications. (Nature)

• Which could one day help solve healthcare problems. (MIT Technology Review)

3 The new White House app is a security and privacy nightmare

It extensively tracks users and relies on external code. (Gizmodo)

• The new app promises "unparalleled access" to Trump. (CNET)

• It also invites users to report people to ICE. (The Verge)

4 Big Tech's $635 billion AI spending faces an energy shock test

The Middle East crisis is clouding prospects for growth. (Reuters $)

• Here are three big unknowns about AI's energy burden. (MIT Technology Review)

5 Meta and Google have been accused of breaking child safety rules

Australia suspects they flouted a social media ban. (Bloomberg $)

• Indonesia is also investigating non-compliance. (Reuters $)

6 Nebius is building a $10 billion AI data center in Finland

The company is rapidly expanding Europe's AI infrastructure. (CNBC)