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Kissing Has Existed for at Least 16 Million Years, Scientists Say – The New York Times

  1. Kissing Has Existed for at Least 16 Million Years, Scientists Say  The New York Times
  2. 21-million-year-old smooch: The very first kiss occurred before humans, study says  ABC News
  3. Neanderthals also kissed: A gesture of love that is 21 million years old  EL PAÍS English
  4. When was the first kiss? Over 17 million years ago, a study suggests.  The Washington Post
  5. First kiss dates back 21 million years, say scientists  BBC