Indian Achievements

Mathematics

• India invented the Number System.
• Zero was invented by Aryabhata.
• The largest numbers used by Hindus in 5000BC during the Vedic period was 10⁵³ with specific names. The largest numbers used today is 10 ¹².
• Calculus, Trignometry and Algebra came from India.
• The value of "pi" was first calculated by Bhudhayana.
• Bhudhayana also explained the concept of Pythagorean Theorem.
• Quadratic Equations were invented by Sridharacharya in 11th century.
• The decimal system was developed in India in 100BC.

Medical Science

• Ayurveda is the earliest school of medicine known to humans. Charaka consolidated Ayurveda more than 2500 years ago.
• Susutra, the father of surgery conducted complicated surgeries like cataract, cesareans, artificial limbs,fractures, urinary stones, plastic surgery,brain surgery, etc.
• Anesthesia was in use in ancient India. Over 125 surgical instruments were used in ancient India.
• Knowledge of anatomy, physiology, embryology, digestion, metabolism, genetics and immunity is also found in ancient texts.

Miscelleneous

• India was the only source of diamonds until 1896, according to the Gemological Institute of America.
• IEEE of USA has proved that the pioneer of Wireless Communication was Professor Jagdeesh Chandra BOsh and not Marconi.
• The reservoir dam for irrigation was built in Saurashtra in 150BC
• Bhaskrayacharya calculated the time taken by the Earth to orbit the Sun in 5th century BC to be 365.258756484 days.
• The art of Navigation was first born in the river Sindh 6000 years ago. The word Navigation is derived from the Sanskrit word NAVGATHI.
• Chess (Shatrang) was invented in India.