Category: Updates

How far up can an elevator go?

With conventional ropes the highest that one elevator car can travel is 500 meters (1640 feet; about 140 floors). After that, going taller requires trans...

Can whiskey make you fat?

Theoretically, the potential for alcohol to increase weight is clear, but the evidence is surprisingly mixed. Some studies suggest calories from alcohol ...

What causes a stent to fail?

The two major causes of stent failure are stent thrombosis (ST) and in-stent restenosis (ISR). What are the signs of stent failure? Sometimes heart probl...