Tag: science
GeoGebra
Free mathematics software for learning and teaching.
Photopic Sky Survey
A 5,000 megapixel photograph of the entire night sky stitched together from 37,440 exposures.
Nature’s living tape recorders may be telling us secrets
Nature’s living tape recorders may be telling us secrets
Real-life mockingjays.
Khan Academy
Open-source educational video resource.
Complicated mechanisms explained in simple animations
The killer in the pool
Standard care and environments for orcas in captivity are nothing like what they’d experience in the wild.