Return of the giant zombie virus

After being frozen for 30,000 years, the world's biggest known virus can still infect

By Stephen Ornes, 09:39 AM March 24, 2014

For more than 30,000 years, a giant virus lay frozen in northern Russia. It's the largest virus ever discovered. And it's not frozen any more. Even after so many millennia in cold storage, the virus is still infectious. Scientists have named this so-called “zombie” virus Pithovirus sibericum.


“It’s quite different from the giant viruses already known,” Eugene Koonin told Science News. A biologist at the National Center for Biotechnology Information in Bethesda, Md., he did not work on the new...

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