What the world can learn from innovative designs in a future with scarce resources.

Physicists believe a new experiment could prove their existence and answer fundamental questions about our Universe.

Physicists believe a new experiment could prove their existence and answer fundamental questions about our Universe.

A tough new security law comes at a time when businesses were already wary of the city.

They see an opportunity to push for a return of Jewish settlements to the Palestinian territory.

They see an opportunity to push for a return of Jewish settlements to the Palestinian territory.

They see an opportunity to push for a return of Jewish settlements to the Palestinian territory.

More than 130 people were killed when gunmen entered a packed Moscow venue and opened fire.

Suspects appear in a Moscow court accused of an act of terrorism at Crocus City Hall, where 137 people were killed.

A large number of missiles targeted Kyiv early on Sunday as Russia stepped up attacks against Ukraine.

The favourite to replace Leo Varadkar as taoiseach organised his first political meeting aged 16.

The favourite to replace Leo Varadkar as taoiseach organised his first political meeting aged 16.

More than 130 people were killed when gunmen entered a packed Moscow venue and opened fire.

The competition for waiters and waitresses began in 1914, but has not been held since 2011 due to lack of sponsors.

Gunmen rode through the school in Kuriga in north-western Nigeria seizing children as young as eight.

Ukraine's leader says Russians should ask questions of their own security services instead.

Ukraine's leader says Russians should ask questions of their own security services instead.

With many challenges ahead, the future of Palestinian leadership is yet to be decided, writes Lucy Williamson.

Gunmen rode through the school in Kuriga in north-western Nigeria seizing children as young as eight.

The favourite to replace Leo Varadkar as taoiseach organised his first political meeting aged 16.