When currents in wires run parallel, the wires attract due to the magnetic fields from the currents and the Lorentz force. The currents can also be run anti-parallel, making the wires repel. Place the ...

Dixon compared Rosgvardia’s role to Iran’s Islamic Revolutionary Guard Corps, calling it a “praetorian force” aimed at protecting the regime. Russia is building a “parallel structure” of force outside ...

Sudan’s south-western city of Nyala in Darfur recently became the centre of a significant political development. After more than two years of fighting Sudan’s army, an alliance of armed and political ...