Desktop Metal, a billion-dollar start-up, promised to revolutionize manufacturing. It went bankrupt, and now has much humbler ...

A physicist proposes that time has three dimensions instead of one, which could finally unite quantum mechanics and Einstein’s relativity into a single theory. The theory makes specific, testable ...

An additive manufacturing machine prints an eductor, or jet pump, for the guided missile destroyer Arleigh Burke. (Navy) The Naval Sea Systems Command engineering directorate has streamlined a ...

Wavelet transform is being widely used in the field of information processing. One-dimension and two-dimension quantum wavelet transforms have been investigated. However, three-dimensional quantum ...

A fringe new theory suggests that time is the fundamental structure of the physical universe, and space is merely a byproduct. According to Gunther Kletetschka, a geologist — not a physicist, you’ll ...