March 19 , 2026
15 hrs 0 min
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- Ancient petroglyphs have been discovered near Beerappa Temple in Telangana, adding to India’s prehistoric heritage.
- Petroglyphs are images carved on rock surfaces by removing outer layers using harder tools.
- The term comes from Greek words “petros” (stone) and “glyphein” (to carve).
- Techniques include pecking, incising, abrading, drilling, polishing, and scratching.
- They are found worldwide except Antarctica; in India, the Edakkal Caves are a famous example.
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