Instructional Video1:02
NASA

NASA | Global Landslide Catalog Aids View From Space

3rd - 11th
Landslides are among the most common and dramatic natural hazards, reshaping landscapes -- and anything in their path. Tracking when and where landslides occur worldwide has historically been difficult, because of the lack of a...
Instructional Video7:55
The Guardian

We're quitting smoking, so why is big tobacco booming?

Pre-K - Higher Ed
Smoking rates are falling in the UK, US and much of Europe. Forty-five per cent of Brits smoked in the 60s and 70s, compared with just 15% today. You would think this was bad news for cigarette profits, but tobacco companies are making...