Space probes have witnessed a big impact crater being formed on Mars - the largest in the Solar System ever…
The world's richest man, Elon Musk, has completed his $44bn (£38.1bn) takeover of Twitter, according to US media and an…
The world faces "probably the most dangerous" decade since the end of World War Two, Russian President Vladimir Putin has…
England Rugby World Cup winner Steve Thompson has told Newsnight of his fury over a former concussion expert whose work…
It has been 400 days since the Taliban banned Afghan girls under the age of 12 from going to school.…
Iran has seen one of the biggest nights of protests since anti-government demonstrations erupted six weeks ago. Tens of thousands…
Brazilians will vote on Sunday to elect their next president, in a competition between left-wing former President Lula da Silva…
California was the first US state to legalise medical marijuana in 1996, and recreational use has been legal since 2016.…
Vladimir Putin has overseen annual exercises by Russia's nuclear forces. Ballistic and cruise missiles were launched from the Arctic to…
Since Uganda’s Ebola outbreak began in September, the health ministry has recorded 109 cases and 30 deaths. Now, six children…