Appendix B includes section properties for purlin sizes offered by some manufacturers. Cold-formed purlins are normally made of high-strength steel. Uncoated cold-formed members, still in the majority ...

To that end, this beginner lesson in heat-treating steel from [Blondihacks] demonstrates why it can be beneficial to trade some of the metal’s toughness for improved hardness and just how to ...

In this article, I’ll explain what a crypto wallet actually does, and why different types of wallets — in particular, “cold” and ... people began using steel plates instead of paper ...

High carbon steel blades were deliberately excluded as they are known to fare poorly in such conditions. These blades, often used in machetes and survival knives, are tough enough to serve as pry ...

Former Mexican federale Machete seeks vengeance against corrupt US politicians after being set up during a high-profile assassination attempt on an American senator. With the help of his friends ...

Two 12-year-old boys found guilty of murdering teenager Shawn Seesahai in a random machete attack are set to be sentenced. The killers, both from Wolverhampton, were convicted in June of murdering ...

A cold begins when a virus attaches to the lining of your nose or throat. A doctor can usually tell if you have the flu based on your symptoms, especially if it’s during peak season. Bird flu ...

Negative feedback control brings about changes that help return the body to normal conditions. If the body temperature drops, negative feedback control raises the temperature back to normal. If ...

The global superpower stand-off that brought the world to the brink of destruction. BBC Two's new Cold War Season explores the cultural and political impact of a conflict that divided the world.

The struggle between communism and capitalism defined the second half of the 20th Century, pushing the world to the brink of nuclear war. Now as the 25th anniversary of the fall of the Berlin Wall ...

But Hulu also added Real Steel, John Carter, and In Time. The backbone of Hulu’s sci-fi collection is the 20th Century Fox library, which is why there are so many Alien, Predator, and Planet of ...

EXCLUSIVEEvery university in Britain ranked from best to worst: Our definitive interactive guide scores all 129 on every subject, quality of student life and graduates' earning potential. Read it here ...