In 1948 – The University of California at Berkeley and the Atomic Energy Commission announced the artificial production of mesons using the 184-inch cyclotron at the university’s Radiation Laboratory.
In 1961 – Sputnik 9 successfully launched, carrying a human dummy and and the dog Chernushka. It completed 1 orbit and was successfully recovered upon return. Yes, the dog made it back unharmed.
In 2011 – Space Shuttle Discovery on Mission STS-133 made its final landing after 39 flights.
In 2015 – Apple and HBO announced a new Internet-only streaming version of HBO called HBO Now would launch in early April exclusively on Apple products including the iPhone, iPad and Apple TV. Apple also announced the Apple Watch would come April 24.
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