Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 55254

Part of human activity related to gaining, classifying and improving knowledge about the world. There exist commonly adopted rules and requirements to make a method scientific. The history itself is one of humanity sciences.

5 votes
0 answers
193 views

Was there an alchemical symbol given for pitchblende?

In 1789 Martin Klaproth isolated uranium from pitchblende for the first recorded time, however uranite was used in dying glass in the first century. Through the age of alchemy, I have not been able to …
Vogon Poet's user avatar