The individual silica nanoparticles (glass beads, basically) are clear, but when packed together in certain configurations can give rise to flashes of color. This is due to Bragg diffraction off the ...
OPAL Fuels (Nasdaq: OPAL) a leader in the production, marketing, and distribution of renewable and compressed natural gas (RNG and CNG) used as a transportation fuel for heavy duty trucking, today ...
Oxford Mail on MSN
Jewelled eggs uncovered with 'worldwide interest'
Two handcrafted Faberge jewelled eggs have been uncovered by Cotswold auctioneers, Kinghams, and could fetch £20,000. Being ...
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