Thu 22 Nov, 2018 12:35 pm - I have taken a shine to a variety of Transitional Yiddish where (using Weinreich's protovowel designations) E2 and E3 = /aj/ but A2 = /o/, E5 = /e/, and U1, U2, and U3 = /u/. What... (view)
Fri 13 Jan, 2017 07:00 pm - Here's what I've found:
Hydrogen by 12 May 1766
Helium 26 March 1895
Lithium by 27 January 1818
Beryllium by 15 February 1798
Boron 21 June 1808
Carbon (ancient)
Nitrogen by 12... (view)
Thu 12 Jan, 2017 08:28 pm - Would people be willing to find the exact date (down to the day) of discovery for as many elements as they can? I'm curious. (view)