observation
active acquisition of information from a primary source
qualitative research
scientific method of observation to gather non-numerical data
remote viewing
"sensing" a distant or unseen target, purportedly with the mind
first light
first use of a new instrument to take an astronomical image after it has been constructed
Qibla observation by shadows
method of determining the direction of Mecca
wildlife observation
practice of noting the occurrence or abundance of animal species at a specific location and time
storm chasing
pursuit of any severe weather condition
telling time
activity of reckoning the local time
long-distance observation
visual observation, for sightseeing or photography, that targets all the objects, visible from the extremal distance with the possibility to see them closely
analog observation
research tool by which a subject is observed in an artificial setting
participant observation
method of observation in social science
naturalistic observation
observation of a subject in its natural habitat without any manipulation by the observer
Eclipse chasing
pursuit of eclipses for study and enjoyment
tailing
act of secretly or discreetly tracking or following someone
first direct image of a black hole
image of a black hole in M87 by Event Horizon Telescope
monitoring
systematic recording, measurement, observation or surveillance of a process using technical tools or other observation systems
Cunningham's Law
law that affirms that the best way to get the right answer on the Internet is not to ask a question, but to post the wrong answer