While the unaided eye or binoculars can reveal much of the night sky, a telescope reveals so much more. Seeing Saturn's rings or the moon's craters with your own eyes can be an "oh wow" moment.
Astronomy
Jan 2, 2024
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If a hard-boiled egg is spun fast enough on a table, it will slowly stand upright as it continues to spin. Although the spinning egg rises due to the force of friction between the egg and the table, the full explanation involves ...
The Allen Telescope Array uses 42 radio dishes to search for radio transmissions from ET. How do we know the system is working? To answer that we point the dishes in the direction of a spacecraft we know is transmitting radio ...
Space Exploration
Sep 13, 2016
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21
An oscilloscope is a device for displaying signals that are too fast to be seen by the human eye. Typically the signal consists of a voltage level that changes quickly moment by moment (over millisecond to nanosecond timescales). ...
Optics & Photonics
May 26, 2009
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