Toyota, a big car company, has decided to focus more on using something called hydrogen fuel cells. They have made a special place in California where they can work on making better and cleaner cars that use this hydrogen fuel. This is important because it helps the environment by not creating as much pollution. Read from source...

1. The article title is misleading and sensationalized. It implies that Toyota is going "all in" on hydrogen, which suggests a massive investment or commitment to the technology. However, the body of the article does not provide any evidence or numbers to support this claim. A more accurate title could be "Toyota Rebrands R&D Office as H2HQ and Plans to Expand Facility".