The "signal sniffer" being used in the Nancy Guthrie investigation was mounted on a helicopter on Monday.

The "Wow!" signal has been etched with a red marker in the memory of advocates for the search for extraterrestrial intelligence (SETI) since its unveiling in 1977. To this day, it remains one of the ...

Here's what to know about the messaging app used by Trump Administration officials to discuss military strikes on Yemen.

The stock market has recently exhibited a rare signal that has only been observed once before, stirring significant interest among investors. This unique indicator, which emerged on November 16, 2025, ...

Gamma ray bursts are some of the most powerful explosions in the universe, unleashing as much energy in mere seconds as the Sun will in its entire 10 billion year lifespan. Typically, they’re produced ...

Secretary of Defense Pete Hegseth is facing renewed scrutiny after news surfaced that he used a second encrypted group chat to share sensitive military information about last month's strikes in Yemen.