More or Less Episodes Episode guide
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When £10,000 isn’t a good incentive
Could no prize have been a better way to motivate snooker player Ronnie O’Sullivan?
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Fishy numbers?
Will there be more plastic than fish in the sea by 2050?
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Do e-Cigarettes Harm Your Chances of Quitting?
Should research described as 'misleading; and 'not scientific' have been published?
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Swedish Refugees
Have refugees caused a gender imbalance in Sweden's teenage population?
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Oxfam and Wealth Inequality
Were Oxfam right to compare the wealth of the rich with that of the poor?
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Gravitational Waves
In search of a previously unobserved part of Einstein’s theory.
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Numbers of the Year 2015: Part Three
Tim Harford looks back at some of the most interesting numbers making the news in 2015
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Numbers of the Year 2015 Part 2
Tim Harford looks back at some of the most interesting numbers of 2015.
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Numbers of the Year 2015 - Part One
A look back at some of the most interesting numbers that made the news during 2015
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How many Stormtroopers are there?
Are Star Wars’ Stormtroopers the biggest secret army on Earth?
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100 Year Floods?
Do so-called ‘100 year floods’ only happen once a century?
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Climate Change
Did climate change contribute to the war in Syria?
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‘Sympathy’ for jihadis.
Are claims that one in five British Muslims ‘sympathise with jihadis’ correct?
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Has Islamic State been Losing Territory?
Has so-called Islamic State been losing territory?
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Creativity and Mental Illness
Are creative people more likely to be mentally ill, and has Cuba wiped out child hunger?
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China’s One Child Policy
As China ends its one child policy what has been its impact? Ruth Alexander investigates.
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Processed Meat and Cancer
Are processed meats as cancer-causing as cigarettes? Ruth Alexander investigates.
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Oil
Are a million barrels of Nigeria’s oil stolen per day? Ruth Alexander finds out.
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Foreign Aid: More Harm Than Good?
Nobel Prize winning economist professor Angus Deaton on a lifetime measuring inequality.
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Are Tall People More Likely to Get Cancer?
Are tall people really more likely to get cancer? Ruth Alexander looks at a new study
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Football’s Red Card Cliché
Is it harder to play football against ten men? Tim Harford finds out
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How Reliable is Psychology Science?
How reliable are psychological science studies? Tim Harford finds out.
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The Rise of the Giants?
Are rugby players getting bigger and bigger?
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How Many is Too Many Bananas?
Should population density affect refugee movements? How many bananas are too many?
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Queuing Backwards
Would life be better if we served the last person to join a queue not the first.
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China Stock Market Crash
The Chinese stock market may have crashed but was it really ‘Black Monday’?
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The Elliptical Pool Table
The geometric properties of an elliptical pool table.
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Worm Wars
Are mass deworming projects a good idea?
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Wrestlers: Dying Too Young?
Are WWE stars more likely to die sooner than their non-wrestling peers?
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Counting Foreign Fighters
How many foreigners have joined militants in Iraq and Syria, and where do they come from?