This article was originally published with the title “ Small Inventions most Profitable ” in Scientific American Magazine Vol. 21 No. 6 (August 1869), p. 89 doi:10.1038 ...

INVENTIONS THAT WILL SURPRISE YOU BONDIC EVO Bondic is a compact device that allows you to repair plastic parts in seconds ...

She calls them the seven small inventions that changed the world in her new book, “Nuts & Bolts.” I selected these seven objects during the first 2020 lockdown.

Patents, Curious, Profitable, &c. Full text is unavailable for this digitized archive article. Subscribers may view the full text of this article in its original form through TimesMachine.

Through his inventions, Parkesburg’s Anthony Bellezza wants to change the world. (BILL RETTEW/MEDIANEWS GROUP) He said that he has to depend on the people holding the purse strings who don’t ...

Nuts and Bolts: Seven Small Inventions That Changed the World in a Big Way Roma Agrawal. Norton, $29.99 (288p) ISBN 978-1-324-02152-0 ...

"Some of engineering’s mightiest achievements are small in scale, even hidden—and yet, without them, the complex machinery on which our modern world runs would not exist." ...