June 30 in history: Einstein submits paper outlining his theory of special relativity, and more
Authored By Akanksha Arora
Published: Jun 30, 2021, 02:28 IST | Updated: Jun 30, 2021, 02:28 IST
1 / 5
1905
Einstein submits paper outlining his theory of special relativity.
2 / 5
1908
Tunguska asteroid scorches 2000 sq km of Siberian forest.
3 / 5
1937
World's first emergency number, 999, is introduced in London.
4 / 5
1971
Crew of Soviet's “Soyuz 11” dies after the loss of air supply.
5 / 5
1972
The first leap second is added to UTC.
)
)
)
)
)