Enlarge (credit: LEONELLO CALVETTI/SCIENCE PHOTO LIBRARY) One of the challenges of working with ancient DNA samples is that damage accumulates over time, breaking up the structure of the double helix into ever smaller fragments. In the samples we've worked with, these fragments scatter and mix with contaminants, making reconstructing a genome a large technical challenge. But a dramatic paper released on Thursday shows that this isn't always true.

BING NEWS:
  • Frozen baby mammoth discovered in Yukon excites Canada
    It is the best-preserved woolly mammoth discovered in North America, experts say A whole baby woolly mammoth has been found frozen in the permafrost of north-western Canada - the first such ...
    06/24/2022 - 1:01 pm | View Link
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