Can we really get piles from warm seats? What about from spicy food? Dr Wong Nan-Yaw talks to Fann Sim about 50-cent-sized piles.

Why Like That #1 - Can we really get piles from warm seats?

Why Like That #2 - How do insects have sex?

How is it possible that it rains in the west and is sunny in the east? I  speak with Dr Winston Chow from the National University of Singapore's Geography Department to find out why. 

A hint, Singapore's urbanized environment has something to do with it.