>> Sabrina Imbler, The New York Times Published: 09 Mar 2021 11:45 AM BdST Updated: 09 Mar 2021 11:45 AM BdST An exhibit shows the life of a neanderthal family in a cave in the new Neanderthal Museum in the northern town of Krapina February 25, 2010. REUTERS/Nikola Solic If you were somehow able to travel back in time some 130,000 years and chance upon a Neanderthal, you might find yourself telling them about some of humanity’s greatest inventions, such as spanakopita and TikTok. The Neanderthal would have no idea what you were saying, much less talking about, but might be able to hear you perfectly, picking up on the voiceless consonants “t,” “k” and “s” that appear in many modern human languages.