Kaiserslautern / DPA When Professor Sabine Hoffmann invites you to sit down, there’s a surprise in store: the individualized office chairs she’s helping to develop can ventilate you from below. At the push of a button, their little built-in fans can blow air on the back or bottom. Men in particular like this feature, she says, as it helps …

  Bloomberg Natural gas prices may have faltered in the first trading day of the year, but some analysts are still bullish on the outlook for 2017. With demand for the power-plant fuel surpassing coal for the first time in the US and exports soaring, a years-long glut from shale formations has finally been erased. Now, all natural gas needs …

  Bloomberg Oil fell from the highest level since July 2015 as the dollar strengthened while doubts persisted about the ability of OPEC and its partners to balance the market. Futures slipped on the first trading day of 2017 after rising 45 percent last year, the biggest annual gain since 2009. Prices touched an 18-month high earlier as output cuts …