Dream Chaser space plane faces uncertain future in NASA’s push for the moon

Late last month Dream Chaser, a commercial U.S. space plane, received no mention during NASA’s in-depth “Ignition” briefing, ...
Scientific American

NASA’s moon plans relegate space planes to an almost-forgotten future

After all these years, Dream Chaser—a commercial U.S. space plane—is still chasing the dream of spacecraft that can fly from ...
IEEE

Multi-Variable Bifacial Photovoltaic Module Test Results and Best-Fit Annual Bifacial Energy Yield Model

Abstract: Bifacial photovoltaic cell and module technology have been well understood for many years and produced in quantity by companies, such as Sanyo/Panasonic, Hitachi, PVGS, BSolar, Yingli, and ...

Engine compression test: What it tells you and why it matters

Taking an engine compression test is sort of like checking your car's blood pressure. It's a quick and painless procedure ...

SafetyChain Strengthens Frontline Execution With Workflow Context Carryover, Operator-Focused SPC and Ignition 8.3 Support

SafetyChain Software just introduced three new capabilities designed to close those gaps and strengthen real‑time execution ...
IEEE

Model-Based Development of an Engine Control Module for a Spark Ignition Engine

Abstract: A Spark ignition (SI) engine is a complex, multi-domain component of the vehicle powertrain system. The engine control module (ECM) for an SI engine must achieve both high performance and ...