14 September

On 14 September 2015, human scientists observed gravitational waves for the first time, 150 years before the first gravity surfing tournament. (PROSE: Time Traveller's Diary)

In 2018, a football match between Sheffield and Southport took place at the Sheffield stadium. Rahul had a ticket to sit in the Main Stand Upper Tier which cost him fifteen pounds. (TV: The Woman Who Fell to Earth)