Maybe when you hear lighter than air, the first thing that comes to mind would be a Zeppelin or an Aerogel. Well, a Zeppelin is lighter than air when the gas inside…
Category: Material Science
What happened to the brigde? – Perfect Steel.
Why is half the bridge gone ? Original Picture Source : Wikimedia It should look like this. Source : Wikimedia All metals used today to build structures , especially steel and Aluminum…