Ice isn't slippery. What makes people and things slip on ice is water. A thin layer of ice melts when pressure is applied to it and it is this wet layer on top of the ice that is slippery.
153
Author J K Rowling wrote the final chapter of the last Harry Potter book in "something like 1990", seven years before the release of the first book.
7
The song 'Strawberry Fields Forever', sung by the Beatles, refers to an orphanage located in Liverpool.
79
It takes 492 seconds for sunlight to reach the Earth!
44
Every year around 1 billion Valentine cards are sent. After Christmas it's a single largest seasonal card-sending occasion.
14
In the White House, there are 13,092 knives, forks and spoons!
51
