Sea Level

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Weather

Sea level isn't actually level; the Earth's rotation creates a bulge at the equator, making sea level higher there than at the poles. elaborate share

Space Weather

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Weather

Space weather can cause power outages on Earth, impacting millions of people. elaborate share

Martian Weather

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Weather

Dust storms on Mars can engulf the entire planet, lasting for months. elaborate share

Weather Lore

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Weather

A red sky at night, sailor's delight; a red sky in the morning, sailor's warning. This common weather lore is based on the scattering of sunlight by high-altitude particles, offering a clue about the approaching weather system. elaborate share

Dew Point

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Weather

The dew point is the temperature at which the air becomes saturated with water vapor, and further cooling will cause condensation to form. If the dew point is high, it feels more humid. elaborate share

Sky Observation

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Weather

The twinkling of stars is not actually a property of the star itself, but rather a result of Earth's atmosphere distorting the starlight as it passes through. elaborate share