(Encyclopedia) Jones, Bill T. (William Tass Jones), 1952–, American dancer and choreographer, b. Bunnell, Fla. A gay African American who has experienced dual prejudices, he has often brilliantly…
News Flash (August 24, 2006)—Pluto Demoted! Read About It Here. Pluto, named after the Roman and Greek god of the underworld, is the coldest, smallest, and outermost planet in our solar system.…
A volcanic eruption occurs when molten rock, ash and steam pour through a vent in the earth's crust. Volcanoes are described as active (in eruption), dormant (not…
By Robert I. Tilling
Volcanoes and volcanism are not restricted to the planet Earth. Manned and unmanned planetary explorations, beginning in the late 1960s, have furnished graphic evidence of…
The first successful U.S. satellite, Explorer I, was launched into Earth orbit by the Army on Jan. 31, 1958, at Cape Canaveral, Florida, four months after Russia orbited Sputnik. The 18-pound…
by Mark Hughes Since its inception in 1958, NASA has built several lines of spaceships that made space exploration reality rather than a dream limited to science fiction, as well…
HOW MANY DIFFERENT GALAXIES ARE THERE? WHAT ARE ACTIVE GALAXIES? MILKY WAYGALAXY CLUSTERSFIND OUT MOREA galaxy is a vast collection of stars, gas, and dust spinning in space and held together by…
Why Do Some Objects Fall Faster Than Others?Science Projects for BeginnersPhysical ScienceWhy Do Some Objects Fall Faster Than Others?Do Objects Float Better in Salt Water Than in Fresh Water?…
(Encyclopedia)
CE5
The seasons are caused by the tilt of the earth's axis to the plane of its orbit about the sun. The Northern Hemisphere is tilted toward the sun in the summer and receives more…
Sun, Moon & Stars Movement of the heavenly bodies: January 2002
Celestial links · Visibility of the Planets · Sunrise/Sunset, Moonrise/Moonset · Equinoxes and…
