THE careful instructions for the eighty-five experiments contained in this little book, together with the useful hints for the construction of apparatus, should serve very well to introduce young ...

MR. LOUIS SCHWENDLER, Superintendent Electrician of the Government of India, has been conducting a very careful series of experiments in London on electric lighting, with a view to decide upon the ...

Scientist Rock Crosslin joined us for some electric experiments! He taught us that electricity is a type of electromagnetic energy. A simple circuit includes a battery or power source, a path or wire, ...

Originally published as a series of pamphlets in 1751, the first collected edition of Experiments and Observations on Electricity Made at Philadelphia in America by Benjamin Franklin was the fourth ...

Bits of material levitating against gravity, a stream of water deflected by invisible means, sparks of light appearing out of thin air; with observations like those, it’s a wonder that the early ...

Electric (plasma) propulsion devices have been used for applications such as station-keeping and orbit transfer, in place of chemical rockets, because they provide a higher specific impulse. Detailed ...

Ahead of National Science Day, students can try five simple home experiments. Using easily available materials, students can practise safely at home and confidently present these engaging science ...

Special Cable to THE NEW YORK TIMES. TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print ...