Using a notion called integer partitions, mathematicians have discovered a new way to detect prime numbers while also connecting two areas of math in an unexpected way ...

If you cannot find the information on VIES you should request more information at national level with your national authorities. You should then be able to confirm: if the VAT number is valid or not; ...

The Air Quality Index, or AQI, is the system used to warn the public when air pollution is dangerous. The AQI tracks ozone (smog) and particle pollution (tiny particles from smoke, power plants and ...