Dusk or civil dusk is the time at which the sun is 6 degrees below the horizon in the evening. At this time objects are distinguishable but there is no longer enough light to perform any outdoor activities.
Nautical dusk is the time at which the sun Continue reading
Dawn or civil dawn is the time at which the Sun is 6 degrees below the horizon in the morning. Civil dawn is defined as that time at which there is enough light for objects to be distiguishable and that outdoor activities Continue reading
The evening refers to the period in which the daylight is decreasing, between the afternoon and night.
Some flowers, like the evening primrose open their petals only during this time of the day. Continue reading
