COMMERCE CITY — The future of jet fuel brews in a maze of pipes and tanks at the Rentech Energy Technology Center, not far from Denver International Airport. Not looking much different from the ...

At Hackaday’s Minnesota office, we appreciate central heat and hot coffee because the outdoor temperature is sub-zero in Celsius and Fahrenheit. Not everyone here has such amenities, and families ...

Japan is to drop plans to develop a new stealth fighter jet as a result of soaring costs and the technical hurdles that need to be overcome, with analysts suggesting that Tokyo will instead replace ...