The persistent pollutants which build up in the environment have been linked to serious illnesses.
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Van Dijk rejects Rooney's 'lazy criticism'
Liverpool captain Virgil van Dijk says Wayne Rooney blaming a lack of leadership for the Anfield side's recent poor form is "lazy criticism".
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Nine-month-old baby killed in dog attack
Officers and paramedics went to a property in Rogiet, Monmouthshire, on Sunday evening.
Sir Anthony Hopkins: It's such a miracle being alive
Sir Anthony Hopkins, bullied and written off as a child, vowed to "show" his parents that he'd succeed.
I'm luckiest man alive, it's a miracle, says Air India sole survivor
Viswashkumar Ramesh describes the pain and anguish he is enduring despite surviving the disaster.
China intimidated UK university to ditch human rights research, documents show
Sheffield Hallam University apologises to Professor Laura Murphy for restricting her academic freedom.
At least 20 dead after magnitude-6.3 earthquake hits Afghanistan
The quake struck near Mazar-e Sharif, one of Afghanistan's largest cities, in the early hours of Monday.
'Heroic' train worker saved lives, police say, as man, 32, only suspect in stabbing
The staff member is in a life-threatening condition after trying to stop the attacker on a train to London King's Cross.
At least eight dead after magnitude-6.3 earthquake hits Afghanistan
The quake struck near Mazar-e Sharif, one of Afghanistan's largest cities, in the early hours of Monday.
Trump says he doubts US will go to war with Venezuela
The US president plays down the possibility of war, but does not rule out land strikes.
Hamas hands over three coffins it says contain bodies of Gaza hostages
The remains will undergo formal identification in Israel, as the return of deceased hostages under a ceasefire continues.
Credit scores to include rental payments, says Experian
The credit agency says the change will give lenders a more complete view of borrower behaviour.
World awaits landmark US Supreme Court decision on Trump's tariffs
The top US court will decide if many of Trump's tariffs are legal in a case with major implications for presidential power and billions of dollars.
'Train stab horror' and 'Devil not going to win'
Most of Monday's papers lead on the aftermath of the Saturday night stabbing attack on a train travelling from Doncaster to London.
Private baby scan clinics putting expectant mothers at risk
Some high-street clinics are risking lives by letting untrained staff do baby scans, warn experts.
Why brushing teeth twice a day is not always best
According to dental experts, even the most diligent brushers might be making a few mistakes.
Will AI mean the end of call centres?
Some commentators predict artificial intelligence is about to replace most customer support jobs.
Vue cinema boss: I don't see streaming as the competition
Tim Richards spoke to Will Bain on the BBC's Big Boss Interview podcast.
What we know about stabbings on Doncaster to London train
One person remains in hospital with life-threatening injuries from the Huntingdon train knife attack
'He lives for the goals' - robot Haaland returns from malfunction
Erling Haaland pulled out the robot dance in the win over Bournemouth and his levels were compared to Lionel Messi and Cristiano Ronaldo by boss Pep Guardiola.