Volodymyr Zelensky hopes to have a greater mandate for reform and sweep away the old guard of MPs.
Mack Horton has previously accused Chinese freestyle champion Sun Yang of being a "drug cheat".
The prime minister is expected to receive updates and discuss the security of shipping in the area.
Allegations of appalling abuse involving priests have shaken the trust of many Poles in the Church.
A mob attacks travellers at a Hong Kong train station, injuring 45, after another weekend of protests.
The battle between two billionaires vying to take us to the Moon and beyond.
Protesters have been demanding Ricardo Rosselló resign over homophobic and sexist messages.
The fish have been unable to swim upstream due to a rockfall in Fraser River, British Columbia.
The return of the Zimbabwean dollar has raised fears about a return to hyperinflation.
Construction materials, ceramics and food could all one day be printed on the lunar surface.
Farmers say wind farms and mobile phone masts cause higher rates of animal mortality, but scientists say there's no evidence to prove it.
Young entrepreneur Marcin Kleczynski secretly ran his business Malwarebytes from his college dormitory.
Counter-terrorism is likely to top the agenda at Imran Khan's first meeting with Donald Trump.
The space agency says it has fixed the technical issue that saw last week's launch called off.
Temperatures in some US cities are dangerously high, with the East Coast particularly hard-hit.
Hundreds of firefighters spend the day battling wildfires in a forested, mountainous region.
SOS Méditerranée restarts work off Libya with a new vessel, after the last one was forced to stop.
The BBC's Stephen McDonell is amid the pro-democracy protesters as tear gas is fired.
With relationships strained, how will the new prime minister rally his American and European allies?
A Royal Navy frigate is heard warning Iranian armed forces, moments before a British-flagged oil tanker was seized in the Gulf.
and other news you may have missed this week.
President Donald Trump has pledged to take radical steps to reduce prescription drug prices in the US.
Sandizile Malindiza learnt to make the traditional clothing of her country, formerly known as Swaziland, at 11-years-old.
Accused of widespread abuses, the Rapid Support Forces sprang from "Janjaweed" militias linked to genocide in Darfur.
Much of the US is baking this weekend. But several cities are doing innovative things to combat rising temperatures.
Two BBC presenters put Impossible Foods' meat-free burger to the taste test. How does it shape up?
The suicides have put India's competitive exams in the spotlight amid allegations of errors in marking.