NASA’s James Webb telescope enters test phase (PHOTOS)
It's optimized to work in Infrared spectrum so it can see things that Hubble cannot
Damascus blacksmiths had made steel blades with carbon nanotubes long before they were scientifically discovered
Damascus blacksmiths were maybe unaware about the chemical processes which provided strength to their blades
Meet the farm that grows plants with zero sunlight, soil, pesticides, or water
The plan is to start producing two million pounds of leafy greens a year!
