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NSF leadership in a new golden age of science

NSF leadership in a new golden age of science The U.S. National Science Foundation was established in 1950 to keep American discovery at the frontier. That mission has not changed. The science and technology ecosystem around it has... Read more at nsf.gov
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Fossils reveal how tusks first evolved and why they are unique to mammals

Fossils reveal how tusks first evolved and why they are unique to mammals

Left side of the skull of a dicynodont from Tanzania. A large tusk is visible at the lower left. Warthogs, hippopotamuses, Arctic-dwelling walruses and hyraxes all have tusks
More at https://www.nsf.gov/discoveries/disc_summ.jsp?cntn_id=303916&WT.mc_id=USNSF_1


This is a Research News item.

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