All History articles – Page 41
-
-
-
OpinionThe Evans balance
Easy to use and robust, the Evans or JM balance has been on the market in various forms since 1974
-
PodcastNitrous oxide
From Preistley's early experiments to the latest 'hippy crack' phase, we take a look at the history of laughing gas
-
-
-
FeatureDoubts and paradoxes
Robert Boyle's The sceptical chymist still holds lessons for the modern chemist - 350 years after its publication, as Mike Sutton discovers
-
OpinionPardy apparatus
Martin Luther Kings great 1963 speech calling for racial equality and an end to discrimination
-
OpinionWarburg's manometer
It is probably fair to say that for all its crucial importance to the smooth running of society, accountancy seldom generates great excitement or wide acclaim
-
OpinionCraig's rotary evaporator
Years ago, a non-chemist friend of mine visiting my lab asked me what a rotavap was for