By: May Monten
Mood rings! Thinking about them is a blast to the past, evoking memories of a time of mini skirts, platform shoes, and big hair.Did you ever wonder how mood rings work? It seems like magic. But a little research reveals that the explanation is...
How astronauts sleep in space
By: Effie Moore Salem
How do Astronauts Sleep? We don't mean to get personal but we want to know how Astronauts sleep while swirling around in space? Do they snap themselves into some kind of wall hookup, or roll themselves up into cocoons, or do their sleep patterns more...
By: Frank Masi
My definition of Pluto - Pluto is a "GIANT SNOWBALL"I say it is because dwarf planet is still a planet and an unacceptable name for something that is not a planet. Dwarf planet means small planet. How can you call a non-planet a small planet...
Was the Apollo Moon Landing Real or a Hoax
By: Mark Dykstra
Beginning with the Apollo 11 lunar landing on July 20, 1969, a total of 12 astronauts explored the Moon's surface on foot and traveling in the lunar rover vehicle. On Apollo missions 11, 12, (Apollo 13 was aborted, but returned to Earth safely), 14, 15...
By: Paul Lines
If you look in the dictionary for the definition of Alchemy if will provide you two conspicuously different meanings for the word. The first is that it is a medieval forerunner of processes used in chemistry and the second declares it be the chemical reaction...
By: Betsy Young
Diesel and biodiesel are akin to two separate peas in the same pod. They both work well especially in the new lower emission diesel engines. These engines are now required in regular diesel engine vehicles throughout Europe, Canada and the United States. They are designed...
How mood rings work
By: Effie Moore Salem
Mood rings are fads as every intelligent teenager knows but they are fun and are good conversation starters and are relatively inexpensive. What's the harm? There is none if their use is clearly understood. In fact, just learning how they work teaches a little something...
By: Darian Peters
Alchemy is arguably the important forerunner of modern chemistry although many will be familiar with it for the rather less auspicious association of trying to turn base metals into gold. This now defunct interdiscipline was practiced throughout the Classical world and continued in Europe right...
By: Katie Lee
Alchemy may best be viewed as the eccentric, but brilliant relative, of the science family. Encompassing disciplines like physics, chemistry, medicine, and astrology, it also has roots in metallurgy, mysticism and spiritualism. Not surprisingly, there's been confusion and misunderstanding about what alchemy really is, or...
By: M. J. Joachim
Alchemy: The Science of RecyclingHistorical FoundationsThe science of alchemy is a form of chemistry and speculative philosophy dating back to early civilization. Its history can be traced back to Egyptian mummification, when people began preserving bodies in an effort to prepare for immortality. The foundations...

 

1 96 97 98 99 100 547
CHOOSE YOUR SCIENCES 360 TOPIC: