Scientific American Supplement, No. 795, March 28, 1891

In the Kew _Bulletin_ for January an interesting account is given of the identification of the plant yielding the rhizome employed to make the well-known Chinese preserved ginge...

At first sight it seems a dangerous experiment to mix a heavy hydrocarbon gas with oxygen, but it must be remembered that although hydrogen and carbon monoxide only need to be m...

The feeling has gradually been gaining ground in the public mind that, when atmospheric burners and other devices for burning coal gas are employed for heating purposes, certain...

As the exhaustion proceeds, the positive charge in the tube increases and the neutral point approaches closer to the negative pole, and at a point just short of non-conduction s...

Mr. Swinburne, in replying, said he had not made a perfect condenser yet, for, although he had some which did not heat much, they made a great noise. He did not see how the rise...

II. BIOGRAPHY.--N.F. Burnham and his Life Work.--By W.H. BURNHAM. --The life of one of the earliest turbine wheel manufacturers, an inventor of turbine wheels and auxiliary mach...

The printing press has held its own in the rapid advance of that wonderful evolution which, within the last half century, in every phase of thought and in every movement of mate...

+------------+-----------+-----------+ | | | | | | Low Water | | | Miles from |Level below| High Water| | Lake | Chicago | above Low | | Michigan. | Datum. | Water. | | | | | --...

In a preceding note upon the same subject, Mr. Hospitalier remarked that upon combining these effects of perspective with those of the praxinoscope, which give the sensation of...

The Michigan State Board of Health recently took Health Officer Davis, of Close Village, to task for failing to send in his weekly reports. His reply was unique. He says: "There...