The Wow! Signal, a mysterious 1977 radio burst, is being revisited by scientists who explore a potential link to the ...

Signal is the uber secure messenger with the same features as WhatsApp but without Meta casting its long shadow over your phone. But Signal is so secure, it doesn’t even provide iPhone users with a ...

WASHINGTON -- Minority Leader Chuck Schumer and top Senate Democrats from national security committees wrote a letter to President Donald Trump seeking more information about reports that members of ...

Trump officials mistakenly shared attack plans with a reporter on an unsecured app, breaching rules. Pentagon and military leaders emphasize operational security training to protect troops. OPSEC is ...

Jaguars coach Coen denied wrongdoing after sign-stealing claims by 49ers' Saleh. Saleh credited Jaguars' legal strategy as yielding advantageous in-game reads. NFL permits film and live observation ...