Extremely potent greenhouse gas leaked from a Kazakh well for over six months.
BBC Verify has analysed the latest satellite image from the city in southern Gaza.
BBC Verify analysis shows how Houthi tactics have changed, as commercial shipping traffic in the Red Sea halves.
Satellite data reveals at least 144,000 hit since Israeli strikes began, and how south is now bearing the brunt.
International forces face a huge challenge defending shipping in one of the most important trade routes.
BBC Verify analyses Ukrainian military footage claiming to show sea drones striking Russian ship in the Black Sea.
A BBC Verify investigation found videos showing detainees that legal experts say may breach international law.
Russia called footage of bodies in Bucha 'staged' but its evidence for this does not stack up.
President Putin has said Western military advisers are actively involved in Ukraine.
President Putin made several claims about Ukraine and Nato in his speech at a military parade in Moscow.
China has become a big lender to poorer countries, and there's been criticism of its approach.
We've looked at four false Covid vaccine claims that won’t go away.
BBC Verify looks at Gaza's southernmost city, which is full of people who have fled their homes.
BBC Verify looks at whether the air strikes on Yemen are impacting Houthi attacks in the Red Sea.
BBC Verify’s Merlyn Thomas examines video of the explosion.
Over long distances and with powerful explosive payloads, Ukraine's water drones are proving highly effective.
BBC security correspondent Frank Gardner looks at three key pieces of video evidence.
More parents are losing child benefit because the threshold at which it starts being withdrawn has not changed in 10 years.
The prime minister said five priorities should be used to hold his government to account.
New data suggests that the cost of living has been rising faster than official inflation figures.
The latest figures show the government has not yet met its annual target to build 300,000 new homes.
The government's climate advisers warn the UK risks falling behind on efforts to reach net zero by 2050.
Access to education, jobs and public spaces for women have all been curtailed under Taliban rule.
The prime minister gave an update on his policy of stopping small boats crossings.
A BBC investigation has found significant discrepancies in the election results in one region of the country.
Both parties claim to have cheaper council tax but it's very hard to tell.
