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

Seasonal Change

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Weather

Some animals change color with the seasons, not just to camouflage, but also to regulate their body temperature. Lighter colors reflect more sunlight in summer, while darker colors absorb more in winter. elaborate share

Ball Lightning

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Weather

Ball lightning has been reported to pass through windows and other solid objects without causing damage to them. elaborate share

Data Collection

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Weather

The amount of data generated globally doubles every two years. elaborate share

Rainbows

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Weather

Rainbows are actually full circles, but we only see the arc from the ground because the Earth gets in the way. elaborate share

Atmospheric Chemistry

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Weather

The smell of rain (petrichor) is partly caused by a chemical compound called geosmin, released by bacteria in soil after a dry spell. elaborate share