Ebola vaccine is safe and effective, scientists declare after trials

Results from research conducted in west Africa indicate the drug will drastically reduce the severity of further outbreaksA vaccine for Ebola which has completed successful trials in Guinea and Sierra Leone means the virus should never again be able to wreak the havoc it did during the recent epidemic in west Africa, say scientists.More than 11,000 people died in the outbreak, which began unnoticed in December 2013 and spread across the region, infecting at least 28,600 people and triggering a g