July 23, 1846 Henry David Thoreau is arrested and jailed for civil disobedience against the Massachusetts Poll Tax. Take a look at the events of that day as well as the life and legacy of Thoreau.

To those of us who live on earth, the most important astronomical object by far is the sun. This article explains how the motion of the sun through our sky cause day and night, the passage of the seasons, and earth's varied climates.

Long before Santa Claus, caroling and light-strewn Christmas trees, people in medieval Europe celebrated the Christmas season with 12 full days of feasting and revelry culminating with Twelfth Night and the raucous crowning of a "King of...

The big day is finally here: you've studied, you've practiced, and you've gotten a good night's sleep. The last hurdle is just to take the test! One key to overcoming Test Day anxiety is to have a plan. This article offers tips for test...

This magazine article discusses the arctic where in the summer, the sun shines all day and night, but the winter is dark all day and night. It also explains the Northern Lights or aurora which is like a light show with beautiful pinks...

Wind is air in motion. It is produced by the uneven heating of the earth's surface by the sun. Since the earth's surface is made of various land and water formations, it absorbs the sun's radiation unevenly. When the sun is shining...

Going to spend the night with a friend? Headed to sleep-away camp? Chances are, you're going to feel a little homesick at some point. Get some reasons why you'll feel this way, what kinds of feelings to expect, and some ways to deal with...

Holidays in Latin America celebrate faith, family and community in a festive, sometimes whimsical, style. Traditions range from waking people up with Christmas songs in the middle of the night to sculpting massive radishes to burning...

This site is provided for by Kids Health. Scorpions are nocturnal, which means they sleep mostly during the day and are active at night. Read about characteristics of scorpions, where they live, and what to do if you are stung by one.

In 1875, a writer of the time observed, there came from coal-mining district of Pennsylvania "an appalling series of tales of murder, of arson, and of every description of violent crime." Mine company superintendents and bosses "could...

A certain evil demon could not be killed by man or beast, indoors or out, during the day or night. To defeat the demon, Vishnu took the form of a half man-half lion, hid in the pillar of a doorway, and attacked at dusk. Vishnu was...