Search Result For signal
The day a signal came from space – level 1
15-08-1977It is August 15, 1977. An American astronomer looks at the...
The day a signal came from space – level 2
15-08-1977On August 15, 1977, American astronomer Jerry Ehman looked at the...
The day a signal came from space – level 3
15-08-1977On August 15, 1977, American astronomer Jerry Ehman carried out an...
The day the inventor of Morse Code was born – level 1
27-04-1791Samuel Morse is born on April 27, 1791, in Massachusetts. He...
The day the inventor of Morse Code was born – level 2
27-04-1791Samuel Morse was born on April 27, 1791, in Massachusetts, which...
The day the inventor of Morse Code was born – level 3
27-04-1791Samuel Morse was born on April 27, 1791, in Massachusetts, which...
The day of the Phoenix Lights – level 1
13-03-1997It is March 13, 1997, in the evening. People see big...
The day of the Phoenix Lights – level 2
13-03-1997On March 13, 1997, in the evening, people started to see...
The day of the Phoenix Lights – level 3
13-03-1997On the evening of March 13, 1997, strange big lights began...
The day the first public TV started – level 1
02-11-1936It is 1936. The BBC needs a company who can send...
