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2.4 Million-Year-Old DNA Is Oldest Ever Recovered
2.4 Million-Year-Old DNA Is Oldest Ever Recovered
The DNA fragments collected from permafrost in northern Greenland unlock insights into an ancient ecosystem.
The DNA fragments collected from permafrost in northern Greenland unlock insights into an ancient ecosystem.
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US Bars International Students from Online-Only Learning in Fall
Lisa Winter | Jul 7, 2020 | 3 min read
Some in-person instruction will be required to maintain a student visa, and universities must tell the US government of their plans to open by July 15.
Image of the Day: Melting Ice
Emily Makowski | Nov 21, 2019 | 2 min read
Warming temperatures threaten reindeer herding and the preservation of cultural artifacts in Mongolia.
Sea Levels May Rise Faster than Previously Thought: Study
Catherine Offord | May 21, 2019 | 2 min read
A new analysis finds that ice melt in Greenland and Antarctica could lead to increases of 2 meters by the end of the century if carbon emissions are not reduced.
Antarctic Bacteria Latch Onto Ice with Molecular Fishing Rod
Ben Andrew Henry | Nov 1, 2016 | 2 min read
Researchers describe the first known bacterial adhesion molecule that binds to frozen water.
Microbial Ice-Makers
Jef Akst | Apr 26, 2016 | 2 min read
How one bacterium turns water into ice at nonfreezing temperatures