Elephants are among the most emotional creatures in the world - they have even been known to rescue other animals, such as trapped dogs.
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In Iceland, 100% of domestically produced electricity comes from renewable energy.
8
There's a café in France which charges €7 for a coffee to rude customers and €1.40 to people who talk politely to staff.
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In 1989, a British company made a laptop with a graphical user interface, a 60 hour battery life, SSD storage, and a touchpad.
12
In 2012, as phone booths become increasingly obsolete because of mobile phones, a Japanese artist has turned several booths in Osaka into aquariums.
7