Intricate glass creations such as miniature castles and tiny pretzels can now be fabricated using 3D printing, according to a new study. The technique could one day be used to manufacture lenses for smartphone cameras as well as other key glass components, researchers said. Archaeological research suggests humans have employed glassmaking for millennia. The process... Continue Reading →
Seriously, it's called the 'triple point', and it occurs when the temperature and pressure is just right for the three phases (gas, liquid, and solid) of a substance to coexist in thermodynamic equilibrium.
Yes. Not only is this an incredible example of total internal reflection, it also shows how fibre optic cables work to guide the flow of light.