HEB: Haute Ecole de Bruxelles (French: High School of Brussels; Brussels, Belgium) HEB: Hindu Endowments Board (Singapore) HEB: Here Everything's Better: HEB: High Energy Biscuit: HEB: High-Energy Beam: HEB: High Efficiency Boiler: HEB: Health Evidence Bulletins: HEB: Heating Element Bank: HEB: Higher Education Bulletin (Kenya) HEB
Twilight is the time between darkness and sunrise in the morning, and sunset and complete darkness in the evening, when there is light outside, but the Sun is below the horizon. There are 3 types of twilight: civil, nautical, and astronomical. Dubai skyline in twilight.
The Twilight Zone (1959 TV series) The Twilight Zone is an American science-fiction, fantasy, psychological-supernatural horror anthology television series created by Rod Serling, which ran for five seasons on CBS from 1959 to 1964.