Ancient Inventions That Baffle Scientists

Antikythera Mechanism

[{"selector":"#anim-b4bd6a6c-9d5b-447e-803d-bb5364a96fe2","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] An ancient Greek analog computer (150-100 BC) used for predicting astronomical positions. Its advanced engineering remains a mystery.

Pyramids of Giza

[{"selector":"#anim-bb30141f-6234-4578-9756-6f7fc297bb15","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Built around 2580-2560 BC in Egypt, these pyramids feature precise celestial alignments. The construction methods are still unknown.

Roman Concrete

[{"selector":"#anim-160252cf-18e5-42d3-b9aa-9924d9917c7a","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Over 2,000 years old, Roman concrete structures like the Pantheon have unmatched durability. The secret behind its resilience eludes scientists.

Baghdad Battery

[{"selector":"#anim-ec5232d0-92d9-49cf-9e80-47629b0cf6f3","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] Dating back to 250 BC - 224 AD, this device might have been used for electroplating. Its true purpose remains unclear.

Nazca Lines

[{"selector":"#anim-6dc72495-d972-497f-9aca-fcf174609efb","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] These massive geoglyphs in Peru (500 BC - 500 AD) depict various shapes and figures. Their purpose and creation methods are still puzzling.

Voynich Manuscript

[{"selector":"#anim-de42655b-59e8-4947-b078-68333c5d04cf","keyframes":{"opacity":[0,1]},"delay":1400,"duration":2000,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] A 15th-century codex written in an unknown script, filled with strange diagrams. Its meaning remains undeciphered.