Summing up values in a list can get tricky if the values are floating point numbers; digit cancellation can occur and the result may come out wrong. A classical example is the sum 1.0e16 + 1.0 - ...

Red dot sights have proliferated into every corner of the firearms world in recent years and, today, they are better than ever. These non-magnified optics, which use a battery to project a luminous ...

QmeQ is an open-source Python package for calculations of transport through quantum dot devices. The so-called Anderson-type models are used to describe the quantum dot device, where quantum dots are ...

16 states are suing the Trump administration over freezing funds for electric vehicle programs: “We won’t stand for it” This will be the second lawsuit addressing this issue this year.