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A LITTLE SOMETHING WORTH KNOWING

A small discovery. Yours to pass on.

ScienceOne small ahaEarth or weather concept

This recurring warming of the central and eastern tropical Pacific alters weather patterns around the globe.

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Your new ahaEl Niño

El Niño involves unusually warm surface waters in the central and eastern equatorial Pacific. Source: El Niño

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    The jet stream flows fast near the boundary of air masses high in the atmosphere, shaping weather and flight times alike.

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  2. 08This atmospheric electrical discharge heats the air and produces thunder.RECALL
    Lightning

    Lightning discharges built-up electrical charge in storm clouds and can heat surrounding air hotter than the Sun's surface.

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  3. 09Sunlight refracts and reflects inside water droplets to produce these coloured arcs opposite the Sun.RECALL
    Rainbows

    Rainbows form as sunlight refracts and reflects inside water droplets, always appearing opposite the Sun.

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