This article was originally published with the title “ Spike Driving by Motor Truck ” in Scientific American Magazine Vol. 105 No. 21 (November 1911), p. 454 doi:10.1038 ...

Dog spikes and screw spikes are the two most common railroad spikes in the market. Equipped with an offset head, a railroad spike is a large nail used to secure and fasten rails in a railway system.

This article was originally published with the title “ Metallic Guard for Pantaloons, Improved Screw Spike ” in Scientific American Magazine Vol. 10 No. 20 (May 1864), p. 320 doi:10.1038 ...

It took marine sponges millions of years to perfect their spike-like structures, but research mimicking these formations may soon alter how industrial coatings and 3-D printed objects are produced.

The screw-like spikes grown from a spherical silica particle depicted above may alter the internal strength of materials used in industrial coatings, 3-D printing and other additively manufactured ...