The proof, known to be so hard that a mathematician once offered 10 martinis to whoever could figure it out, uses number ...

Winter scenes across the Balkans have stirred British curiosity, with many wondering what the next fortnight holds at home.

A quiet spell after Storm Amy might not last. A sharper chill looms, and it could reshape your late‑October plans. Forecast models hint at a swift turn ...

Variable aperture lens: “DSLR quality” appears on iPhone ... This opens up the possibility of connectivity even in areas ...