Problem of the Week (36)
In the tribe of Zimmer, being able to hike long distances and knowing the roads through the forest are both…
Turbomachines
1.0. Introduction: On the 25th of August 2020, a Tokyo-based engineering company, SkyDrive Inc., carried out the first ever successful test of a piloted eVTOL (electric vertical…
Problem of the Week (35)
This an incredible problem—incredible because it seems to lack sufficient data for a solution. A cylindrical hole six inches long…
Food Quality Testing using Spectroscopy
One of the most important factors of success in any industry is the quality of the products you sell. This…
Problem of the Week (34)
The solution of the equation can be expressed in the form . Find . Source: AMC 12A 2010 Happy problem…
Problem of the Week (33)
Suppose there exists a convex (all angles less than 180 degrees) -gon (polygon with sides) such that each of its…
Problem of the Week (32)
Six regular octagons each with sides of length 2 are placed in a two-by-three array and inscribed in a square…
Graphene
Graphene is one of the most exciting developments in material science in the last 50 years. Although originally discovered in…
Irrational Powers (Part 1)
The solution discussion to Problem of the Week 11 may have got you thinking, what does it mean to raise…