The find shows that the technology was passed down through thousands of generations.
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Man accused of mass stabbing on train linked to other knife incidents, police confirm
Police say the stabbings of 10 people are being linked with an attack on a 14-year-old boy.
More than 50 missed opportunities to stop paedophile head, report finds
Neil Foden, 68, was jailed for 17 years after being convicted of 19 charges involving four girls.
BBC has questions to answer over edited Trump speech, MPs say
An episode of Panorama is accused of misleading viewers with its editing of a speech by Donald Trump.
England's Roebuck a doubt for Fiji game and Steward yet to train
Wing Tom Roebuck is a doubt for England's match with Fiji on Saturday after limping out of training on Tuesday with an ankle injury.
Reeves refuses to rule out tax rises in Budget as she says she will make 'necessary choices'
The chancellor says she will make 'necessary choices' in an unusual pre-Budget speech.
Arise Sir David: Beckham says being knighted is his proudest moment
The star was recognised alongside stars from the world of culture including Dame Elaine Paige.
Train hero who saved passengers during attack named
The family of rail worker Samir Zitouni say they are "immensely proud" and he has "always been a hero".
Polls open in US elections - here are five things to watch
Though President Donald Trump is not on the ballot, his agenda looms large over the races in New York City, New Jersey, and Virginia.
Rachel Reeves soft-launches tax rises
The Chancellor refuses to rule out tax rises in Budget.
Alexander-Arnold mural defaced before Anfield return
A mural of Trent Alexander-Arnold has been vandalised as the Real Madrid right-back prepares to face former club Liverpool on Tuesday.
British boy who sued parents must stay at Ghana boarding school, judge rules
The boy, 14 and from London, took his parents to court after they sent him to school in Africa.
Manchester Pride performers and suppliers owed £1.3m, report says
Headliner Nelly Furtado - who is owed more than £145,000 - is among 180 people and companies yet to be paid.
More than 50 missed opportunities to stop paedophile head - report
Neil Foden, 68, was jailed for 17 years after being convicted of 19 charges involving four girls.
Haaland says he's 'far off' Messi & Ronaldo
Erling Haaland has played down comparison between himself and modern footballing greats Lionel Messi and Cristiano Ronaldo by saying "no-one" will get close to their goalscoring records.
Zimbabwe's Williams sacked over 'drug addiction'
All-rounder Sean Williams will no longer be considered for selection after admitting to a drug addiction, Zimbabwe Cricket announces.
Former US Vice-President Dick Cheney's death a loss to the nation, says George W Bush
Cheney became one of the most powerful vice-presidents in US history under Bush, and was a key architect in his "war on terror".
Players in tears as coach dies during match
Mladen Zizovic, manager of Serbian top-flight side FK Radnicki 1923, dies after collapsing during a match.
England drawn with Spain in World Cup qualifying
England are drawn with Spain in their qualifying group for the 2027 Women's World Cup as Scotland, Wales, Northern Ireland and Republic of Ireland all learn their opponents.
Vapers overtake smokers for first time in Britain
Some 5.4 million adults use vapes daily or occasionally compared with 4.9 million using cigarettes, figures show.
Tommy Robinson cleared of terror offence after not giving police access to his phone
Robinson, whose real name is Stephen Yaxley-Lennon, was found not guilty at Westminster Magistrates' Court.