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ORNL microscopy uncovers "dancing" silicon atoms in graphene
Jumping silicon atoms are the stars of an atomic scale ballet featured in a new Nature Communications study from the Department of Energy's Oak Ridge National Laboratory.
The ORNL research tea ... more
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US to intercept N.Korea missile if allies at risk: admiral
A top US military commander said Tuesday he favored shooting down a North Korean missile only if it threatened the United States or Washington's allies in the region. ... more
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S. Korea raises alert level, as North readies missile test
South Korea raised its military watch alert to "vital threat" Wednesday ahead of an expected North Korean missile launch, as UN chief Ban Ki-moon warned the Korean peninsula may be slipping out of control. ... more
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More delays in Brazil air force upgrades
Piecemeal upgrades to Brazilian air force inventory are threatening to overshadow the Latin American country's most important - and most delayed - plan to discard aging war jets and replace them with a brand-new inventory. ... more
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