Neon was discovered in September 19, 1898.
1898
no one can really say. the time of the egyptians the incas the Romans but there no exact date
It is hard to pinpoint an exact date that the feverfew plant was discovered. It has been recorded that this plant was used for medical reasons hundreds of years ago.
119 elements
"They" are making it up, based on harebrained interpretations of calendars, scriptures and gossip. Now the world will indeed end, sooner or later. But nobody knows the exact date.
13 of November,1555 it was discovered by Mr.Robert Boyle
September 1898. The exact date (or time of day) were not recorded.
1789
in 1999
The exact date is not known.
Well... tacos weren't discovered they were invented. They were made for the first time in Mexico in the 1400s the exact date is unknown.
Cadmium was discovered in the year of 1817, I am not sure of the exact date.
May and it is may 28th for the exact date
The exact date of his birth is unknown.
They were founded in 1867,by a man called Jim Davise
30th March 1853
Technetium was discovered by Emilio Segre and Carlo Perrier in 1936 at the University of Palermo, Sicily, Italy.
Phosphorous was discovered in 1669. But the month and date is unknown. The discoverer was Hennig Brand.