A new material that is both highly transparent and electrically conductive could make large screen displays, smart windows, and even touchscreens and solar cells more affordable and efficient.
In Alabama last week, an estimated 900 union reps, politicians, local business owners, and their families rallied to raise awareness of supposed steel import dumping and how it threatens their way of life. They have a point.
In a mysterious pyramid in China’s Qinghai Province near Mount Baigong are three caves filled with pipes leading to a nearby salt-water lake. The pipes may be about 150,000 years old. Who or what made them?