Science Weekly

Due to the coronavirus pandemic, the Science Weekly podcast will now explore some of the crucial scientific questions about Covid-19. Led by its usual hosts  Ian Sample,  Hannah Devlin and  Nicola Davis, as well as the Guardian's health editor Sarah Boseley, we’ll be taking questions – some sent by you – to experts on the frontline of the global outbreak. Send us your questions here:

Eine durchschnittliche Folge dieses Podcasts dauert 29m. Bisher sind 388 Folge(n) erschienen. Dies ist ein wöchentlich erscheinender Podcast

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When did modern humans first arrive in Europe?

New archaeological discoveries in the Bacho Kiro cave in Bulgaria have revealed that modern humans co-existed with Neanderthals for several thousand years. Nicola Davis speaks to Prof Jean-Jacques Hublin about the excavations, and what their findings tell us about when modern humans first arrived in Europe


 2020-05-28  15m

Covid-19: the role of vitamin D

Sarah Boseley talks to Prof Susan Lanham-New about vitamin D and whether it could play a role in protecting us against Covid-19


 2020-05-27  15m

Covid-19: How do you calculate herd immunity?

Herd immunity represents the percentage of a people in a population who need to be immune to a disease in order to protect those who aren’t. Early on in the pandemic, researchers estimated the herd immunity threshold for Covid-19 to be 60%. Following a question from a listener, Ian Sample speaks to Rachel Thomas to explore the maths and find out exactly how herd immunity is calculated


 2020-05-22  13m

The emotional rollercoaster of adolescent dogs

It’s an experience many dog owners have been through – their adolescent pooches appear to be more moody and rebellious. Now researchers have shown that dogs really do mimic human teenagers’ behaviour, becoming less responsive to instructions from their carer. To find out more about the difficult teenage doggy-years, Nicola Davis talks to Dr Lucy Asher about the study


 2020-05-21  12m

Covid-19: can we compare different countries?

Nicola Davis asks mathematician Kit Yates how useful global comparisons are when it comes to the coronavirus outbreak, given the huge differences in demographics and public health responses. And, as per a question from a listener, what the best metric is when doing such comparisons?


 2020-05-20  14m

Covid-19: are pandemics becoming more common?

Ian Sample talks to Prof Kate Jones about whether the current coronavirus pandemic is part of a wider picture of increasing animal-to-human virus transmission. Are we are looking at a future where outbreaks of new infectious diseases become more common?


 2020-05-19  14m

The microbe that protects mosquitos from malaria

Every year more than 200m new cases of malaria are reported. And despite the dramatic reduction in cases and deaths over the past two decades, novel treatments and prevention strategies are badly needed. Speaking to Dr Jeremy Herren in Nairobi, Kenya, Nicola Davis hears how a newly-discovered microbe might offer mosquitos protection from the parasite and in doing so, prevent its spread


 2020-05-14  14m

Covid-19: do we need more than one vaccine?

Hannah Devlin speaks to Prof Andrew Pollard about the work being done by different teams around the world to create a vaccine for Covid-19, and where his team at Oxford University fit into this international effort


 2020-05-13  20m

Covid-19: why are some people losing their taste and smell?

As the coronavirus pandemic swept around the globe, anecdotal reports began to emerge about a strange symptom: people were losing their sense of taste and smell. To find out whether this effect is really down to Sars-CoV-2, and if so, why, Ian Sample talks to Carl Philpott


 2020-05-12  12m

Uncovering the mysteries of the 'crazy beast' – Science Weekly podcast

As the coronavirus outbreak continues to be our focus on Science Weekly, we also want to try look at other science stories. In this episode, Nicola Davis speaks to Dave Krause about the 66-million-year-old fossil of a cat-sized mammal dubbed ‘crazy beast’. A giant in its day, we hear how this now extinct branch of mammals – known as Gondwanatherians – offers new insights into what could have been


 2020-05-07  15m