.PBS NewsHour Here is the transcript JUDY WOODRUFF: Scientists working in Greenland have identified the oldest samples of DNA ever found on Earth. By analyzing this two-million-year-old genetic material, they…
.PBS NewsHour Here is the transcript JUDY WOODRUFF: Scientists working in Greenland have identified the oldest samples of DNA ever found on Earth. By analyzing this two-million-year-old genetic material, they…
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