成人快手

The Elliptical Pool Table

The geometric properties of an elliptical pool table.

• 9 mins

China Stock Market Crash

The Chinese stock market may have crashed but was it really 鈥楤lack Monday鈥�?

• 9 mins

Queuing Backwards

Would life be better if we served the last person to join a queue not the first.

• 9 mins

How Many is Too Many Bananas?

Should population density affect refugee movements? How many bananas are too many?

• 9 mins

The Rise of the Giants?

Are rugby players getting bigger and bigger?

• 9 mins

How Reliable is Psychology Science?

How reliable are psychological science studies? Tim Harford finds out.

• 9 mins

Football鈥檚 Red Card Clich茅

Is it harder to play football against ten men? Tim Harford finds out

• 9 mins

Are Tall People More Likely to Get Cancer?

Are tall people really more likely to get cancer? Ruth Alexander looks at a new study

• 9 mins

Foreign Aid: More Harm Than Good?

Nobel Prize winning economist professor Angus Deaton on a lifetime measuring inequality.

• 9 mins

Oil

Are a million barrels of Nigeria鈥檚 oil stolen per day? Ruth Alexander finds out.

• 9 mins

Processed Meat and Cancer

Are processed meats as cancer-causing as cigarettes? Ruth Alexander investigates.

• 9 mins

China鈥檚 One Child Policy

As China ends its one child policy what has been its impact? Ruth Alexander investigates.

• 9 mins

Creativity and Mental Illness

Are creative people more likely to be mentally ill, and has Cuba wiped out child hunger?

• 9 mins

Has Islamic State been Losing Territory?

Has so-called Islamic State been losing territory?

• 9 mins

鈥楽ympathy鈥� for jihadis.

Are claims that one in five British Muslims 鈥榮ympathise with jihadis鈥� correct?

• 9 mins

Climate Change

Did climate change contribute to the war in Syria?

• 9 mins

100 Year Floods?

Do so-called 鈥�100 year floods鈥� only happen once a century?

• 9 mins

How many Stormtroopers are there?

Are Star Wars鈥� Stormtroopers the biggest secret army on Earth?

• 9 mins

Numbers of the Year 2015 - Part One

A look back at some of the most interesting numbers that made the news during 2015

• 9 mins

Numbers of the Year 2015 Part 2

Tim Harford looks back at some of the most interesting numbers of 2015.

• 9 mins

Numbers of the Year 2015: Part Three

Tim Harford looks back at some of the most interesting numbers making the news in 2015

• 9 mins

Gravitational Waves

In search of a previously unobserved part of Einstein鈥檚 theory.

• 9 mins

Oxfam and Wealth Inequality

Were Oxfam right to compare the wealth of the rich with that of the poor?

• 9 mins

Swedish Refugees

Have refugees caused a gender imbalance in Sweden's teenage population?

• 9 mins

Do e-Cigarettes Harm Your Chances of Quitting?

Should research described as 'misleading; and 'not scientific' have been published?

• 9 mins

Fishy numbers?

Will there be more plastic than fish in the sea by 2050?

• 9 mins

When 拢10,000 isn鈥檛 a good incentive

Could no prize have been a better way to motivate snooker player Ronnie O鈥橲ullivan?

• 9 mins

Antibiotics and the Problem of the Broken Market

The world needs new antibiotics so how do we entice big pharmaceuticals back in?

• 9 mins

Fact checking The Big Short

Is it true that 鈥渆very one percent unemployment goes up, 40,000 people die"?

• 9 mins

Can We Trust Food Surveys?

The pitfalls of nutrition science - how do really know what people are eating?

• 9 mins