TRN Special Edition: Facts 2000 to 2002

January, 2003
Special Edition: TRN Facts 2000 to 2002
15 pages

Page 6

Page 11

TRN Facts 2000-2002 is a compilation of 89 science facts about time, size, force, light, heat, sound, the cosmos, earth, cells, molecules, atoms, people, language, computers, and devices from the pages of Technology Research News.

Excerpt:

To stay in orbit, a satellite must go nearly 8 kilometers per second, which is about six times faster than a rifle bullet.
(January 30, 2002)

A piece of brain the size of a grain of sand contains one hundred thousand neurons and one billion synapses.
(November 8, 2000)

Researchers routinely use laser pulses as short as 10 femtoseconds. A femtosecond is one million billionth of a second. A femtosecond is to a second as a second is to 31,709,791 years.
(November 22, 2000)

A cubic micron of water contains around 90 billion atoms. A micron is one thousandth of a millimeter.
(August 7/14, 2002)

A golf ball's dimples create turbulence, which allows the air immediately surrounding the ball to travel with it for a longer amount of time. This narrows the ball's wake, allowing it to be hit more than twice as far. Golfers weren't the first to use this trick, however. Many pollen grains are dimpled.
(February 6, 2002)

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