At 2:20 p.m. ET / 1:20 CT / 11:20 PT on Oct. 4, cellular devices, televisions, and radio systems across the U.S. will sound off as part of a national emergency alert test designed to ensure that the ...

Did you see an emergency alert? It's was hard to miss as it should have blared out of every TV broadcast, radio and cellphone in the United States with a warning tone. The alert was part of the ...

CLAIM: An emergency broadcast system test on Oct. 4 will send a signal to cell phones nationwide in order to activate nanoparticles such as graphene oxide that have been introduced into people’s ...

A Sept. 20 Instagram post (direct link, archive link) shows a video of a man urging people to turn off their cellphones during an upcoming test of the emergency broadcast system. “This test will be ...