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Smithsonian Magazine on MSNThese Tracks Reveal Evidence of 22,000-Year-Old Wheelbarrows—But Without the WheelsThe drag marks and footprints were discovered in present-day New Mexico. Researchers say they're some of the earliest known ...
For decades, scientists believed that lead-208, a "doubly magic" and highly stable atomic nucleus, was perfectly spherical.
Wind turbine blades will become fossils due to their durable materials. Scientists call these "technofossils." ...
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