Scientists Discover Humans Were Using Drugs 25,000 Years Ago

Humans may have been using psychoactive substances as far back as 25, 000 years ago, long before the emergence of farming, cities and written language.

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• Scientists have discovered what they believe is the oldest direct evidence of habitual psychoactive drug apply in the teeth of prehistoric hunter-gatherers on Indonesia's Sulawesi island.
• The findings, published in Science Advances, push direct evidence of habitual psychoactive plant employ thousands of years further into the past.
• Researchers examined the teeth of two individuals who lived thousands of years apart and discovered unusually deep, rounded grooves.

Scientists have discovered what they believe is the oldest direct evidence of habitual psychoactive drug apply in the teeth of prehistoric hunter-gatherers on Indonesia's Sulawesi island. Scientists Develop Antibody for Virus That Infects 95% Individuals.

Researchers examined the teeth of two individuals who lived thousands of years apart and discovered unusually deep, rounded grooves. While the other lived around 6, 300 to 7, 600 years ago, the older individual lived between 16, 000 and 25, 000 years ago.

Notably, the researchers believe the marks were caused by repeatedly holding and sucking hard, round objects. Further analysis detected arecoline, the main psychoactive compound discovered in betel nuts.

Notably, the team additionally soaked whole betel nuts in artificial saliva and identified that sucking the nuts published arecoline. It can affect receptors in the human brain.

Betel nuts can cause mild euphoria, rose alertness and numbness in the mouth. As both individuals had serious dental challenges, researchers believe the ancient individuals may have employed them to relieve tooth pain.

Nevertheless, regularly sucking the hard nuts additionally appears to have damaged their teeth, potentially creating a cycle in which the substance was applied to relieve pain caused partly by the habit itself. Australian Scientists Turn Giant Cockroaches into Drug-Delivering Cyborgs.

In practice, the findings, published in Science Advances, push direct evidence of habitual psychoactive plant employ thousands of years further into the past.

Betel nut remains widely consumed today and is among the world's most commonly applied psychoactive substances, alongside alcohol, caffeine and nicotine. Stay Connected with ProPakistani. Obtain the latest international news and global stories wherever you prefer. Follow on Google Discover.

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