How were Egyptian hieroglyphs deciphered?
Egyptian hieroglyphs were deciphered in 1822 by French scholar Jean-François Champollion, using the Rosetta Stone, which had the same text in three scripts.
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- How did lidar change Maya archaeology?
“In 2018, lidar scans revealed about 60,000 hidden Maya structures in Guatemala.”
Reference: National Geographic
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When was Chichén Itzá named one of the New Seven Wonders of the World?
The ancient Maya city of Chichén Itzá in Mexico was named one of the New Seven Wonders of the World in 2007.
What are the different types of laptop batteries?
There are currently three types of batteries commonly used to run people's laptops:
1) Nickel Cadmium (Ni-Cd) batteries were the standard technology for years, but are now out of date.
2) Nickel Metal Hydride (Ni-MH) batteries are a cadmium-free replacement for Nickel Cadmium.
3) Lithium Ion (Li-ion) is the battery you want for your laptop and is the current standard for portable power.