“And I saw another angel flying in midheaven, and he had everlasting good news to declare as glad tidings to those who dwell on the earth, and to every nation and tribe and tongue and people,

Revelation 14:6,

The angel is flying “in midheaven,” where the birds fly. (Compare Revelation 19:17.) Hence, his voice can be heard around the globe. Of how much greater range than any television news flash is this angel’s worldwide proclamation!