Energy

The two phases of the coronavirus

July 17 marked the 200th day of counting the number of infections and deaths arising from the Covid-19 pandemic, writes Dr John Egan. This count…








Plasma drive puts Mars within reach for humans

EXCLUSIVE Interplanetary travel: science has finally caught up with fiction, James Fitzgerald discovers. Gene “Star Trek” Roddenberry’s vision of a pioneering intergalactic society has been…



On sustainability and profit

What determines the sustainability of your commercial enterprise? What makes it profitable? An answer is in the balance of investment into innovation and production, writes…