Mercury – Planets – Astronomy
Mercury from space Which planet is Mercury? Mercury is the closest planet to our Sun. At some parts of its orbit, Mercury is only about 46 million kilometers away from the sun. The [...]
Mercury from space Which planet is Mercury? Mercury is the closest planet to our Sun. At some parts of its orbit, Mercury is only about 46 million kilometers away from the sun. The [...]
A magnet holding a steel bar - what are magnets? What is magnetism? Magnetism is a force created by electricity, or more specifically by electrons. In any iron atom, there are 26 electrons. [...]
There are electromagnets inside stereo speakers When did people invent electromagnets? In the early 1800s AD, about 200 years ago, scientists in Denmark and Britain figured out another way to [...]
Brio trains have magnets at the ends for your magnet project Brio trains and magnetism To see how magnets push and pull each other, get out your wooden Brio trains. One end [...]
A Shawnee cooking pot (ca. 1500 AD) The Shawnee people probably first suffered from contact with European explorers and traders shortly after 1500 AD. That's when they caught measles from their Iroquois and Mississippian neighbors. Many Shawnee died. [...]
Can you see the sheepskins? How about the television? (1973) When people met the first Spanish explorers in the 1500s AD, most Navajo people were living in hogans. By trading with the [...]
Inuit history - an Inuit carving of a sea lion The early Inuit The Inuit lived along the eastern coast of Siberia and in Alaska, on both sides of the [...]
Yayoi pottery, ca. 100-200 AD By about 800 BC, most people in Japan were shifting from Stone Age hunting and gathering to farming rice for most of their food (but they were still also eating a lot of fish). People [...]
Vedic India: A horse-drawn chariot from the Oxus Treasure (British Museum, thanks to Mary Harrsch) About 1500 BC, a new group of people seem to have come to India from the [...]
Osian Sun temple, 700s AD Two styles of temples: north and south By the 700s AD, after the collapse of the Guptan Empire, there were two different styles of temple-building in India, [...]