When invisible dark matter spins, it may form clumps of "vortexes" that stretch across space, forming the cosmic web that ...
The discrete cage structure and a subtle regulation of NHC sites inside the cavity facilitate the controllable formation of unique PdNPs with superior catalytic performances (IMAGE) ...
Archaeologists have unearthed the oldest known wooden structure, and it’s almost half a million years old. The simple structure — found along a riverbank in Zambia — is made up of two interlocking ...
Metalworkers and metallurgists have long appreciated the ability to tailor the performance characteristics of steel (an alloy of iron and carbon), including their strength, hardness, ductility and ...