Two mathematicians have proved that a straightforward question—how hard is it to untie a knot?—has a complicated answer.

The Organisation for Economic Co-operation and Development’s (OECD) recent evaluation of Italy’s anti-corruption legislation ...

Learn how Hubble is measuring the expansion rate of the Universe in this new explainer from NASA's Goddard Space Flight ...

Nuclear fusion, which operates on the same principle that powers the sun, is expected to become a sustainable energy source for the future. To achieve fusion power generation, it is essential to ...

A deadly militant attack in Pahalgam, Indian-administered Kashmir, has triggered a sharp escalation between India and Pakistan, with both sides exchanging gunfire across the Line of Control and ...