1 Theories on the best way to approach weight training abound, including countless repetitions and hours at the gym. 2  But research shows that a single set of 12 repetitions with the proper weight can build muscle efficiently in most people and can be as effective as three sets of the same exercise. 3  Use the proper weight.
The Rosetta Stone is the key that led to the deciphering of Egyptian hieroglyphs. The stone was discovered in 1799 in Fort St. Julien in El-Rashid, Egypt, and dates from 196 B.C. Continue Reading
A few come to mind: The Rosetta Stone. It is a stone tablet found in Egypt that had the same text in 3 different languages: Greek, demotic, and Egyptian hieroglyphics. It was without a doubt the most important factor in decoding the ancient Egyptian written language. It was originally made in 196 BC, and re-discovered in 1799.