recording

Spy agent - unsuccessful mission of the CIA
In the 1960s, CIA officials wanted to find an effective and secret way to record the content of foreign officials' talks in the US, Scientific American reported.
Technology helps you copy the voice of others in just one note
What would the world be like if someone could c of the heads of state like President Trump to broadcast fake news?
Recreate the world's first recording hidden in Thomas Edison doll
Scientists have found a way to listen to a sound recording in a camcorder hidden in a doll