derogatory

In publishing his recent discoveries concerning Mars, Professor Lowell neglects to say whether the Martians are aware how nearly ready Tesla is to talk to them.

While Nikola Tesla has been talking foolishness about communicating with Mars one of his friends has invented a submarine telephone. When will Mr. Tesla take a hint from his friends and do something...

Tesla wants to run the Paris Exhibition with electric power supplied from Niagara. Tesla's trolley seems to have a permanent connection with the realms of dreamland.

Unless Secretary Wilson has allowed his enthusiasm to run away with his judgment or is giving a great jolly, every man will be able to procure from his own garden the means of producing his heat...