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How Many People Can Earth Support?

May 12, 2017 | 0 Comments

As of 2015 Planet Earth is home to 7 billion people but the population is estimated to reach up to 11 billion by 2050 That’s an increase of 4 billion people in just 35 [...]

How Many People Built the Pyramids? RIF 85

May 5, 2017 | 0 Comments

Fearing a German invasion, in 1940 Alan Turing converted his assets into silver ingots and buried them in Buckinghamshire He spent the rest of his life failing to find them [...]

How Many Ways Can You Tie a Tie? RIF 87

May 2, 2017 | 0 Comments

It is possible to win a game of chess in just two moves A reservoir of water was discovered 400 miles beneath the Earth's surface that contains three times as much water [...]