Night

Night (also described as nighttime, unconventionally spelled as "nite") is the period of ambient darkness from sunset to sunrise during each 24-hour day, when the Sun is below the horizon.

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What Is ‘Dusking?’ Namibia Named Best Place To Watch Day Turn To Night

An Early Warning Sign of Alzheimer's May Be Keeping Some Women Up at Night

NASA satellite images uncover dramatic changes in Earth's nighttime lights

The Night is Disappearing and We're All Paying the Price

Your gut takes a “double hit” from stress and late-night eating

The moon as you rarely see it: How a photographer captured night and day on the first quarter moon

Night and (Earth) Day

Two Earth-Size Worlds in TRAPPIST-1 System Reveal Stark Divide Between Day and Night

New Study Reveals Earth Is Getting Brighter at Night – About 2% Each Year

The world is getting brighter at night but some places are going dark

One Sleep Habit Could Boost Your Heart Health, Study Suggests

Japan Just Switched on Asia’s First Osmotic Power Plant, Which Runs 24/7 on Nothing But Fresh Water and Seawater: A renewable energy source that runs day and night, powered by salt and fresh water.

Coffee at night may increase risky behavior, especially in women

Scientists Say This Hellish “Day-Night” Planet May Support Life

New Study Reveals Surprising Effect of Drinking Coffee at Night

A not-so-equal equinox: Why day beats night on the 1st day of spring

Your partner may wake you up six times a night – but does it matter?

Your partner probably wakes you up at night without you even realising

New engine uses the freezing cold of space to generate power at night

Vera Rubin Observatory sends out 800k alerts in one night, expected to rise to 7 million per night