We've been here many times before.
In the past five years
alone, the world has faced outbreaks of Ebola, Zika, another coronavirus
called Mers (Middle East Respiratory Syndrome), and now the virus
simply known as "2019-nCoV".
It's already infected thousands of people and killed more than 100.
unlike in many previous outbreaks, where vaccines to protect people
have taken years to develop, research for a vaccine to help stem this
outbreak got under way within hours of the virus being identified.
officials released its genetic code very quickly. That information
helps scientists determine where the virus probably came from, how it
might mutate as the outbreak develops, and how to protect people against
With technological advances and greater comm...