Good morning, curious minds!
Sunday, 23 August 2026
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The Moon reflects sunlight and is visible whenever it is above our horizon and bright enough to stand out against the blue sky. Its position changes during its monthly orbit. Around the first and last quarter phases, it is often high in the sky during daylight hours.
Today’s edition
World around us
Satellites and local measurements can show where water is moving, helping communities plan safer routes.
India today
India’s navigation satellite system helps people and machines work out where they are.
Science spark
Change the light, object or distance—and a shadow becomes a tiny experiment.
Nature watch
The tiny openings called stomata help a plant exchange gases with the air.
Space window
Even while you sit still, Earth spins and travels around the Sun.
Word of the day
Wanting to learn or know something. Challenge: ask one question that begins with “What if…?”
Number of the day
The Moon’s average distance from Earth. Light crosses that distance in only about 1.3 seconds.
Today in history
History is not only dates. It is evidence people left behind—and the questions we ask of it.
Brain teaser
2, 6, 12, 20, 30, __. Hint: look at the gaps between numbers.
Daily quiz
Five quick questions. No login, no leaderboard, no pressure.
Previous editions
Only reviewed editions receive a dated URL. This is the first edition in the new archive.