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How did cavemen communicate?

Contrary to the popular image of Neanderthals as slope-browed and stupid, fossil evidence shows that they actually had brains that were slightly larger than humans. They were also more powerful than humans, with especially strong arms and hands. Their faces were large and long, and they had brow ridges and receding chins.\nNeanderthals lived from about 200,000 to 30,000 years ago. They are a distinct species from modern humans, but for about 10,000 years, the two species lived concurrently. According to About.com, there is some fossil and DNA evidence that some interbreeding might have occurre..

Who was King Ramses?

Ramses was very young when he became Prince Regent, and his father, Seti I, was his co-regent for a time. One of Ramses' first acts as king was to end the Hittite rule over Syria. To this end, he fought and won a battle against them at Kadesh in 1274 B.C. In 1258 B.C., Ramses II signed a treaty with the Hittites that divided Syria between them. Many historians believe that this was the first peace treaty.\nThough Ramses II is mostly known for defeating the Hittites, he and his armies defeated many of Egypt's enemies. He is said to have had at least 100,000 men under arms. During the ..

Who invented SCUBA?

Cousteau and Gagnan converted a car regulator into a device that would automatically refresh air when the diver breathed. This kept the air pressure in a diver's lungs equal to the water pressure and made SCUBA diving safe. According to About.com, they began selling their Aqua-Lung in France and later made Aqua-Lung available in England, Canada and the United States.

Who invented the microscope?

The earliest known example of a Janssen microscope is thought to have consisted of three draw tubes and a biconvex eyepiece. This microscope was created in 1595 and was capable of magnifying an image up to 10 times its actual size. The compound microscope was an important advancement over single lens magnification and led to many important discoveries.

Why did the Crusades occur?

European nations had endured several massive invasions from outside forces. Casualties from these invasions kept the population of landowning nobility down. However, after the invasions were repelled, there were more landowners than there was land to support them. A need to expand their territory and acquire more land caused many nobles to support the Crusades.

What are the 49th and 50th states of the Union?

Prior to Alaska's statehood, no state had joined the United States since Arizona, which became a state in 1912. As of 2014, Alaska and Hawaii are the last two states to have joined the United States; however, Puerto Rico voted to begin seeking statehood in 2012, and some residents of Washington D.C. have clamored for statehood as well. Both areas want statehood because they lack direct representation in the national government. States such as California have discussed splitting themselves into smaller states to increase the responsiveness of their state and federal governing officials.

What did Robert Hooke contribute to science?

Robert Hooke lived and worked primarily during the 17th century. He developed a compound microscope and complementary light source that was among the best of his era. He used this array to make detailed observations of insects, sponges and feathers.\nHooke also used his microscope to study thin slices of cork. He observed that the cork was comprised of tiny, box-like sections that reminded him of the cells in a monastery. Due to these observations, he coined the term "cell" for the functional units that make up living things. When Antony van Leeuwenhoek reported his discovery of bacteria and p..

Who invented paper money?

It wasn't until the 1100s that the first government-controlled paper money was created in China. According to Kallie Szczepnaski of About.com, China later suspended the paper money in 1450 after it created a financial crisis. China started using the paper money again in the 1890s. Europe was the first after China to start using banknotes and then, during the following two centuries, this practice spread to the rest of the world.

What was Cecil Rhodes famous for?

Rhodes was a brilliant businessman but less-than-stellar politician. He narrowly avoided treason charges in the wake of the failed Jameson Raid. He could not escape all of the backlash, however, and was forced resign as Prime Minister.\nMilitary leaders resented his involvement in the Boer Wars, a conflict sparked by the Jameson Raid. The logistical benefits his company provided were instrumental in the defense of the region, but the Lieutenant Colonel serving during the siege still felt Rhodes was more trouble than he was worth.

What were Pericles three goals for Athens?

In order to make Greece the center of attention, he decided to rebuild after the Persian War. Among the buildings he built was the Acropolis and the Parthenon. Pericles was also the leader of Greece throughout the Peloponnesian War, but he ended up dying of the plague two and a half years after the war began.

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