Tag Archives: science

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List of free science books

List of free science books

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GeoGebra

GeoGebra

Free mathematics software for learning and teaching.

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Photopic Sky Survey

Photopic Sky Survey

A 5,000 megapixel photograph of the entire night sky stitched together from 37,440 exposures.

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Nature’s living tape recorders may be telling us secrets

Nature’s living tape recorders may be telling us secrets

Real-life mockingjays.

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Khan Academy

Khan Academy

Open-source educational video resource.

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Complicated mechanisms explained in simple animations

Complicated mechanisms explained in simple animations

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The killer in the pool

The killer in the pool

Standard care and environments for orcas in captivity are nothing like what they’d experience in the wild.