Climate & Weather

Hurricane Matthew is scary (and serene) when seen from the sky

What are lightning sprites?

Carbon dioxide in Earth's atmosphere just reached a major milestone

Why do leaves change color in autumn?

Earth's atmosphere is mysteriously losing oxygen

Why is the sky so blue in autumn?

News flash: 200-mile lightning sets world record

Why does my grass look greener after it rains?

Scientists discover grove of 1,000-year-old trees in Greece

13 ominous photos and videos of roll clouds

How volcanoes have shaped Iceland

How often are animals struck by lightning?

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