Science Quiz #543
The process of producing wootz steel, used in many famous early and mediaeval European swords, is ascribed to a method developed where?
What reddish-brown bean-shaped organs lies in the abdomen just under the diaphragm, one on each side of the backbone?
Which best describes the voraciously carnivorous (sometimes cannibal) small fish Histrio histrio, the Sargassum fish?
What medical apparatus is a large metal cylinder with a compressor that enables the internal air pressure to be changed rhythmically around 12 times per minute?
What geometric figure could be constructed from the difference in the sums of the internal angles of an octagon and a pentagon?
A number of discoveries by English scientist and instrument-maker Francis Hauksbee, or Hawksbee, (1660 – 1713) established principles and/or machines which either were, demonstrated, or led to which of these?
What is a "thresher"?