Crows living in some urban areas drop nuts into traffic to let the passing cars crush them, then they wait for the red lights to stop the traffic so they can grab and eat it.
17
More books are written, published and sold per person per year in Iceland than anywhere else on the planet. One in ten Icelanders will become a published author in their lifetime.
5
Sweden is so good at recycling, it has run out of garbage and now must import garbage from Norway to fuel its energy programs.
20
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3