An international team of archaeologists found ceramic vessels from Jerusalem. Those jar handles reveal the changes of Earth's magnetic field throughout the centuries
Battery backup is the most vital thing for any space craft's in a lone sky because there are no any easy way to avail any power source in case of failure until a next expensive and time-consuming space mission will conduct
Scientists from Stanford University has discovered a new component that will make batteries cheap, the urea from urine. It will also make solar renewable energy cheaper.