Ascend Elements said that it will be filing for Chapter 11 bankruptcy in the wake of a canceled government grant and a challenging market for lithium-ion batteries.

Fusion startups have raised $7.1 billion to date, with the majority of it going to a handful of companies. 

Radify Metals is developing a new way to process a variety of metals that promises to be pollution free.

Avalanche Energy is working on a DARPA project to build a new class of materials capable of turning damaging radiation into electricity.

Merino Energy has simplified the heat pump dramatically in a quest to make them cheaper and easier to install.

Meta, Microsoft, and Google are all betting big on new natural gas power plants to run their AI data centers. They may regret it.

A new poll shows that the debate over data centers is far from settled.