Neanderthals may have used a red pigment on a rock to shape what looks like art - a rendition of a facial figure from 43,000 ...

Ridley Scott himself likened this superior race to the dark angels in Milton’s Paradise Lost and the symbolic etchings of William Blake. Hence, the reason why the Engineers were heading to Earth ...

The first uses standard photolithography followed by wet etching in weak acid. The second uses a maskless process involving focused pulsed YAG (yttrium-aluminium-garnet) laser together with a computer ...