| |
Fact |
Category |
Date |
|
| 1 |
A cosmic year, or a galactic year, is the time it takes for the Sun to revolve around the center of the Milky Way. |
Science > Astronomy |
04/04/10 |
|
| 2 |
A googol contains a 1 followed by 100 zeros. |
Science > Math |
05/31/08 |
|
| 3 |
A Klein bottle is a non-orientable surface with no distinct "inner" and "outer" sides. |
Science > Math |
11/16/08 |
|
| 4 |
A mammal that lays eggs is called a monotreme. |
Science > Biology |
06/04/08 |
|
| 5 |
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 |
|
| 6 |
A surface with only one side and one edge is known as a Möbius strip. |
Science > Math |
06/15/08 |
|
| 7 |
A/An equilateral triangle is one in which all three sides are of an equal length. |
Science > Math |
06/11/08 |
|
| 8 |
A/An isosceles triangle has exactly two sides that are equal in length. |
Science > Math |
06/05/08 |
|
| 9 |
A/An scalene triangle has no sides that are the same length. |
Science > Math |
06/06/08 |
|
| 10 |
Aage Niels Bohr won the Nobel Prize in Physics in 1975. |
Science > Physics |
07/09/09 |
|
| 11 |
Abdus Salam won the Nobel Prize in Physics in 1979. |
Science > Physics |
07/09/09 |
|
| 12 |
Abel Wolman won the National Medal of Science in 1974. |
Science |
08/11/09 |
|
| 13 |
Ac is the symbol for the chemical element actinium. |
Science > Chemistry |
06/09/08 |
|
| 14 |
Adenine and guanine are both purines, meaning they have a double ring. |
Science > Biology |
02/17/09 |
|
| 15 |
Adolf Butenandt won the Nobel Prize in Chemistry in 1939. |
Science > Chemistry |
07/18/09 |
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