Or search by topic
In $1908$ the Olympic Games were held in London, that's just over $100$ years ago. Then, just after World War $2$ they were again in London in $1948$
Here are the results from some track events;
$100$ metres $10.8$ secs
$200$ metres $22.6$ secs
$400$ metres $50.0$ secs
$800$ metres $112$ secs
$1500$ metres $240$ secs
$100$ metres $10.3$ secs
$200$ metres $21.1$ secs
$400$ metres $46.2$ secs
$800$ metres $109$ secs
$1500$ metres $229$ secs
The 2012 London Olympics were another 64 years later.
How did the results differ?
Could you have predicted the results?
Perhaps more importantly, what's the reason for your answer?