The Centre Of Gravity Of Any Cylinder

Man Has Always Learned From The Past. After All, You Can't Learn History In Reverse!

Eureka! [i Have Found It!] On Discovery Of A Method To Test The Purity Of Gold.

Any Solid Lighter Than A Fluid Will, If Placed In The Fluid, Be So Far Immersed That The Weight Of The Solid Will Be Equal To The Weight Of The Fluid Displaced. On Floating Bodies I, Prop 5.

The Diameter Of The Earth Is Greater Than The Diameter Of The Moon And The Diameter Of The Sun Is Greater Than The Diameter Of The Earth.

Rise Above Oneself And Grasp The World.