It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
The love song of an extinct katydid that lived 165 million years ago has been brought back to life, according to a study in the latest issue of PNAS. The song is thought to be the most ancient known music documented to date.