McMaster researchers who analyzed thousands of documents covering a 300-year span of plague outbreaks in London, England, have estimated that the disease spread four times faster in the 17th century than it had in the 14th century.
McMaster researchers have developed a new technique that pulls the genomes of hundreds of animals and thousands of plants – many of them long extinct – from less than a gram of soil, offering a much richer picture of the past than was previously possible.
Researchers have pieced together vaccination strains used during and after the American Civil War, ultimately leading to the eradication of smallpox.
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