The remains of a 50,000-year-old baby mammoth uncovered by melting permafrost in Russia’s Siberia have been unveiled to the public. Nicknamed Yana, the female mammoth weighs more than 100kg and is ...

Soft copper wire 22 gauge ( wire diameter 0.6mm ) : 3 x 20cm( 8 inch) 28 gauge ( wire diameter 0.3mm ) : 40cm (16 inch) ...