The company raised $425 million in January 2025, around the same time that it turned on Polaris, a prototype reactor. Helion has raised $1.03 billion, according to PitchBook. Investors include Sam ...

OLD MYSTIC , Conn. (WFSB) - A small fire broke out early Monday morning at the Spark Hotel on Whitehall Avenue in Old Mystic. According to the Old Mystic Fire Department, crews were dispatched to the ...