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First heart transplant
First heart transplant -
Armstrong and his team’s first steps on the moon
That’s one small step for man, one giant leap for mankind. -
Spoutnik 1
The first satellite -
Discovery of the first potential black hole
Absolutely fascinating ! -
First mobile phone
First mobile phone -
First brain scan
First brain scan -
Invention of internet
Invention of internet -
The first artificial heart
First artificial heart