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Cross Section: Tim Peake

From The Guardian's Science Weekly - Tim Peake beat 8,172 applicants for a spot on the European Space Agency's astronaut training programme. Ian Sample talks to him about the selection process and the intensive training he went through


The Guardian's Science Weekly
The award winning Science Weekly is the best place to learn about the big discoveries and debates in biology, chemistry, physics, and sometimes even maths. From the Guardian science desk - Ian Sample, Hannah Devlin & Nicola Davis meet the great thinkers and doers in science and technology.

Cross Section: Tim Peake
2018-11-29 22:00:35
Tim Peake beat 8,172 applicants for a spot on the European Space Agency's astronaut training programme. Ian Sample talks to him about the selection process and the intensive training he went through
24 minutes, 46 seconds


Cross Section: Paul Davies
2019-02-14 22:00:12
Nicola Davis talks to the theoretical physicist Paul Davies, who has been trying to find the solution to one of humankind's trickier questions - what is life?


Where on earth is North?
2019-02-08 00:27:59
Earth's north magnetic pole wandering so quickly in recent decades that this week, scientists decided to update the World Magnetic Model, which underlies navigation for ships and planes today. Ian Sample looks at our relationship with the magnetic north.


Cross Section: Jo Dunkley
2019-01-31 22:00:46
Jo Dunkley is a professor of physics and astrophysical sciences at Princeton University. Hannah Devlin talks to her about what it's like to work on the Atacama Cosmology Telescope in Chile, where they need to bring oxygen tanks for safety.


Toxic legacy: what to do with Britain's nuclear waste
2019-01-24 22:00:29
The UK has a problem and it isn't going to go away anytime soon. But what to do about it? This week Geoff Marsh explores two options, including plans to bury the UK's nuclear waste deep underground


How do we define creativity?
2019-01-17 22:00:11
In our latest collaboration, Ian Sample teams up with Jordan Erica Webber of Chips with Everything to look at why artwork produced using artificial intelligence is forcing us to look at how we define creativity


Exploring the far side of the moon
2019-01-10 22:00:04
Hannah Devlin looks at why there is renewed interest in lunar exploration following the Chinese Chang'e 4 adventure on the far side of the moon


Did a supervolcano cause the dinosaurs' demise?
2019-01-03 22:00:10
Some scientists are beginning to question whether it really was an asteroid impact that led to the dinosaurs' extinction - instead, they think it may have been a supervolcano in India. Graihagh Jackson investigates


Cross Section: Hannah Fry
2018-12-27 22:00:17
Dr Hannah Fry won the Christopher Zeeman medal in August for her contributions to the public understanding of the mathematical sciences. Ian Sample has invited her on the podcast to discuss her love of numbers. Plus, he asks, can we really use this discipline to predict human behaviour?


Cross Section: Dame Jane Francis
2018-12-20 22:00:23
Prof Dame Jane Francis knows Antarctica better than most: she's spent the majority of her career researching this icy landscape. Ian Sample talks to her about what it's like to camp in Antarctica and what her findings can tell us about our future on this planet


Oh my: a psychological approach to awe
2018-12-13 22:00:39
Nicola Davis asks what's behind one of humanity's most powerful and possibly evolutionarily important emotions


Gene-edited babies: why are scientists so appalled?
2018-12-06 22:00:13
Last week Dr He Jiankui announced he had created the world's first gene-edited babies. Hundreds of Chinese scientists have signed a letter condemning the research. Hannah Devlin delves into why He's research has caused such uproar


Cross Section: Tim Peake
2018-11-29 22:00:35
Tim Peake beat 8,172 applicants for a spot on the European Space Agency's astronaut training programme. Ian Sample talks to him about the selection process and the intensive training he went through


Can we trust artificial intelligence lie detectors?
2018-11-22 22:00:08
Liar liar, pants on fire? In this collaboration between the Guardian's Science Weekly and Chips with Everything podcasts, we explore whether it will ever be possible to build intelligent machines to detect porky pies


Can we trust AI lie detectors? Chips with Everything podcast
2018-11-22 22:00:06
In this collaboration between the Guardian's Science Weekly and Chips with Everything podcasts, we explore whether we will ever be able to build an intelligent machine to detect our lies. And if we did, could we trust it?


Treating cancer: what role could our diet play?
2018-11-15 22:01:00
Food is an essential part of everyone's life but how does what we eat affect our health? Could we eat to treat our illnesses? Top oncologists from around the world are beginning to study the role of diet in cancer treatment and early results look promising. Hannah Devlin investigates.


Cross Section: Sir Venki Ramakrishnan
2018-11-08 22:00:09
Nicola Davis sits down with Nobel prize-winning scientist Sir Venki Ramakrishnan to discuss the competition he faced in the race to discover the ribosome - AKA the gene machine. Is competition good for science, or would a collaborative approach be better?


What role should the public play in science?
2018-11-01 23:00:24
How far is too far when it comes to the public directing research? There are concerns than a science journal may revise a paper amid pressure from activists. It raises the issue of what role the public should play and whether science should have boundaries to protect its integrity. Ian Sample presents.


Falling fertility: lessons learned from Botswana
2018-10-25 22:00:07
Fifty years ago, the average woman in Botswana had seven children. Now she will have fewer than three. Enabling women to control their fertility has had huge ramifications for their health, education and employment - could President Trump's ' global gag rule' threaten this? Nicola Davis travels to Botswana to investigate


Falling fertility: lessons learned from Botswana
2018-10-25 22:00:07
Fifty years ago, the average woman in Botswana had seven children. Now she will have fewer than three. Enabling women to control their fertility has had huge ramifications for their health, education and employment - could President Trump's ' global gag rule' threaten this? Nicola Davis travels to Botswana to investigate


Mars is barred: why we shouldn't go to the red planet
2018-10-18 22:00:15
Elon Musk believes we should colonise Mars to ensure the survival of the human race. But is this reasoning compelling enough? Hannah Devlin ponders the case against setting our sites on Mars


A step in the right direction: could implants help people walk again?
2018-10-11 23:00:23
Four people with paraplegia were recently implanted with electrodes in their lower backs. They all regained movement below their injuries, and two walked again. This week Nicola Davis investigates this technique - epidural stimulation - and other approaches for treating spinal cord injuries


The weight is over: will kilograms get an upgrade?
2018-10-05 04:30:33
On 16 November, scientists vote on whether to update the way we measure the kilogram. This week, Ian Sample investigates the history of the metric system, and finds out how universal constants might now make it more robust


Cross section: Mark Miodownik
2018-09-28 08:04:42
What can a materials scientist learn from artists? How do you make robotic trousers? And what should we do about plastics? Hannah Devlin sits down with Mark Miodownik to find out


Opioid addiction: can the UK curb the looming crisis?
2018-09-20 22:00:17
The US has been in the grip of an 'opioid epidemic' since the 1990s, and now a rise in opioid prescriptions and deaths is being seen across the pond. Ian Sample investigates and asks: what can we do the curb the looming crisis?


Are fungi the secret to a sweet sounding violin?
2018-09-13 22:00:15
From making violins sound beautiful, to beer and bread, to creating life-saving medicine, fungi have an array of very useful attributes. This week, a report demonstrates just how little we know about this kingdom of life and what we are set to gain if we tap into fungi as a resource. Hannah Devlin investigates.


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