Painted lady butterflies are world travelers. The ones we encounter in Europe fly from Africa to Sweden, ultimately returning ...

The demand of the power grid in Europe is undergoing profound changes: An increasing number of decentralized feed-in points and the fluctuating supply from renewable energies are making the ...

Then artificial intelligence—combined with satellite images—lent a hand. Last year, journalists with the environmental-news ...

From tapas and sangria to late night flamenco shows and countless historical sites, Spain is bursting with unique experi ...