02 September 2011
Mind Games 10: Answers
Answers to questions 28-29.
When the 4-minute hourglass runs out, turn it over.
E-cigarettes have become hugely popular in the past decade, but a rash of vaping-linked deaths and illnesses in the US is feeding caution about a product that's already banned in some places.
A new drug works by targeting an immune system antibody called immunoglobulin E, which is responsible for the allergic reaction that causes hives.