|
Fact |
Category |
Date |
|
181 |
Trigonometry is the study of the measurement of triangles. |
Science > Math |
09/12/08 |
|
182 |
Goldbach's conjecture states that every even number greater than 2 is the sum of two prime numbers. |
Science > Math |
09/14/08 |
|
183 |
Halley's Comet can be seen from Earth every 75-76 years. |
Science > Astronomy |
09/14/08 |
|
184 |
Decompression sickness, or "the bends", can result when previously dissolved nitrogen forms gas bubbles within the body. |
Science > Biology |
09/16/08 |
|
185 |
One danger of diving, commonly called "the bends", can occur by ascending too fast. |
Science > Biology |
09/16/08 |
|
186 |
In the Solar System, the main asteroid belt is located between Mars and Jupiter. |
Science > Astronomy |
09/19/08 |
|
187 |
Hipparchus invented trigonometry to describe how the planets move. |
Science > Math |
09/21/08 |
|
188 |
Pi, the mathematical constant, is an irrational number. |
Science > Math |
09/21/08 |
|
189 |
Unlike in the real numbers and the complex numbers, multiplication in the quaternions is not commutative. |
Science > Math |
09/21/08 |
|
190 |
One gram of carbohydrates provides about four Calories of energy. |
Science > Biology |
09/23/08 |
|
191 |
The Perseids is a prolific meteor shower that is associated with Comet Swift-Tuttle. |
Science > Astronomy |
09/23/08 |
|
192 |
One gram of protein provides about four Calories of energy. |
Science > Biology |
09/24/08 |
|
193 |
A prime number is a number (other than the number 1) that has no numbers that divide evenly into itself besides itself and one. |
Science > Math |
09/25/08 |
|
194 |
One gram of fat provides about nine Calories of energy. |
Science > Biology |
09/26/08 |
|
195 |
One pound (454 grams) of body fat is equal to about 3,500 Calories. |
Science > Biology |
09/30/08 |
|
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