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In Greek myth, the winged horse Pegasus arose from the blood of the monster, Medusa. Inside the Pegasus constellation is a ball-shaped cluster of stars 360, 000 times brighter than the Sun. Learn more in Pegasus.

In ancient myth, the hero Hercules had to complete 12 impossible tasks. The constellation Hercules holds one of the largest known stars, which is 400 times bigger than Earth's Sun. Learn more in Hercules.

JUVENILE NONFICTION / Science & Nature / General (see also headings under Animals or Technology)

The Supreme Court, often referred to as the High Court, has powers over all the other courts in the United States. When Supreme Court justices make a decision, their ruling becomes law for the nation. Learn more in Supreme Court, a title from the Our Federal Government series.

The Senate has 100 senators, two from each of the 50 states. Senators are elected officials that make up part of the legislative branch of the U.S. government, which is the part of government that passes laws. Learn more in Senate, a title from the Our Federal Government series.

The president is the top leader, or head of state, of the United States of America. He or she is in charge of the entire executive branch of the federal government. The U.S. Constitution outlines a president's role and powers. Learn more in Office of the President, a title from the Our Federal Government series.

House members are elected officials that make up part of the legislative branch of the U.S. government, which is the part of government that passes laws. There are 435 voting members in the House of Representatives.

Family groups can be made up of millions of individual animals working together. Each ant in a colony performs one of three different roles. Learn more in Family Groups.

In ancient myth, the nymph Callisto was turned into a bear and eventually placed in the stars. The seven brightest stars in Ursa Major form one of the best-known shapes in the sky, the Big Dipper. Learn more in Ursa Major.

In Greek myth, Orion was a giant hunter with a club made of bronze. The central star of the belt in the constellation Orion is 18, 000 times brighter than the Sun. Learn more in Orion.

In Roman myth, Cygnus fought Hercules and was changed into a swan after death. The constellation Cygnus contains a nebula shaped like North America. Learn more in Cygnus the Swan.

Unmanned aircraft are being used for a variety of purposes throughout the world. The U.S. military employs drones against terrorist targets in several countries. Learn more in Drones, part of the WorldViews series.

Take a trip around the world to see amazing volcanoes that have formed on Earth.

We cannot prevent tsunamis, but we can try to minimize their impact on humans. This interesting book examines what scientists know about tsunamis, how we can predict them, and how we learn from each event. By studying the destruction they cause, scientists and engineers continue to come up with new and improved technologies to predict catastrophic waves and better protect cities, buildings, and people. Case studies and brief bios of key scient...

We cannot prevent earthquakes, but we can try to minimize their impact on humans. This important book examines what scientists know about earthquakes, whether we can predict them, and how we learn from each event. By studying the destruction they cause, scientists and engineers continue to come up with new and improved technologies to predict earthquakes and make cities, buildings, and people safer. Case studies and brief bios of key scientist...

We cannot prevent tsunamis, but we can try to minimize their impact on humans. This interesting book examines what scientists know about tsunamis, how we can predict them, and how we learn from each event. By studying the destruction they cause, scientists and engineers continue to come up with new and improved technologies to predict catastrophic waves and better protect cities, buildings, and people. Case studies and brief bios of key scient...

We cannot prevent earthquakes, but we can try to minimize their impact on humans. This important book examines what scientists know about earthquakes, whether we can predict them, and how we learn from each event. By studying the destruction they cause, scientists and engineers continue to come up with new and improved technologies to predict earthquakes and make cities, buildings, and people safer. Case studies and brief bios of key scientist...

Read about North Carolina's spookiest locations.

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