“Over millions of years the viruses in our genome mutate more and more so the look less and less and less recognizable as viruses and so if there was a virus that infected our pre mammal ancestors like 250 million years ago, which it probably did, we can't see it because it just looks totally random.” IfsYearsLooksMillionsYears AgoAncestorVirusesMammalsGenome Author:Carl Zimmer
“The only kinds of ways we have to deal with viruses are old school, so vaccines for example are very effective, but the first vaccines were invented in the 1700's, so we're talking about technology that is over 200 years-old.” WayYearsFirstsKindSchoolDealsTalkingTechnologyExampleVirusesVaccinesOld School Author:Carl Zimmer
“The reason that viruses are so hard to fight, the reason for example we need a flu virus every year is that they evolve very fast.” NeedsYearsHardReasonFightingExampleEvolveVirusesFlu Author:Carl Zimmer
