Canadian shoppers who own power inverters will want to check if theirs is part of an urgent country-wide recall.

Abstract: The transient distribution of lightning current, which flows in a multilayer carbon-fiber-reinforced plastic (CFRP) material of aircraft, has been studied using the finite-difference ...

You’ve probably seen Lichtenberg figures before, those lightning-like traces left by high-voltage discharge. The safe way to create them is using an electron beam to embed charge inside an ...

Abstract: We investigate the effects of the signal walk-in timing measurements and the methods to compensate for the error when leading-edge discriminator (LED ...

Global warming or just one more torrid estival romance? At left, a cylindrical roxy glass is filled with a tall ice prism. The icy rectangular prism, with square bases, fits snugly in the cylinder.