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Artikel-artikel mengenai Curious Kids

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The Ringtail Unicornfish, which occurs in tropical marine waters of the Indo-Pacific. All fish sleep, even the weird-looking ones. Bernard Spragg/Flickr

Curious Kids: how do fish sleep?

Fish may not have eyelids to close, but they sleep – and perhaps even dream.
Stars come into existence because of a powerful force of nature called gravity. ESA/Hubble & NASA, Acknowledgement: Judy Schmidt

Curious Kids: how are stars made?

Stars begin their life inside very large, fluffy clouds of space dust and gas called nebulae.
Grant Elliott/Unsplash.

Curious Kids: why is the sea salty?

The salt in the sea has built up over billions of years – but it wouldn’t have got there without freshwater rivers and streams.
The remotely operated vehicle Deep Discoverer captures images of a newly discovered hydrothermal vent field in the western Pacific. NOAA

How deep is the ocean?

In some places, the ocean is almost 7 miles deep. Scientists exploring the ocean floor have found strange sea creatures, bizarre geologic formations and records of Earth’s history.
Darwin wondered: what if species change over time in response to their environment? Shutterstock

Curious Kids: how do scientists know evolution is real?

In science, we look at the evidence and try to find the theory that best explains it. And that’s what happened when it came to figuring out evolution.

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