NEW YORK, July 29 (Xinhua) -- The gunman who killed four people at a Manhattan office building was trying to target the headquarters of the National Football League (NFL) but took the wrong elevator, ...

Diciamoci la verità: ogni volta che sentiamo di un mass shooting negli Stati Uniti, una parte di noi spera che sia l’ultimo. Eppure, eccoci qui, a riflettere su un nuovo atroce capitolo di violenza ar ...

Physicists from Britain and America pool their expertise in a daring scientific mission codenamed The Manhattan Project, an audacious plan to build a weapon to end WWII.