logo
episode-header-image
Sep 2023
27m 22s

Trilobite dinner

Bbc World Service
About this episode
What did a 465-million-year-old trilobite eat for dinner? And how can we possibly know? Archaeologist Per Ahlberg has used x-ray to peer into the guts of one ancient scuttling creature and worked out what it what was munching on in its final moments. From life in ancient earth rocks to potential life in space rocks, mineralogist and astrobiologist Bob Haz ... Show More
Up next
Oct 30
How science got here, and where next
As anti-science leaves research reeling, does evidence-based policy in a scientific society have much of a future? Michael Mann, Naomi Oreskes, Angie Rasmussen and Deb Houry discuss some of the sources and motivations that perhaps belie the current state of scientific affairs. Pr ... Show More
31m 30s
Oct 23
Coral extinctions and chalky unknowns
As two species of coral are killed off by the 2023 heatwave in the Florida reefs, the abilities of different plankton species to cope with rising CO2 remain crucially unknown. Also, retrospective research shows a strong suggestion that mRNA covid vaccination might serendipitously ... Show More
37m 58s
Oct 16
Paris agreement impacts and drought realities
Ten years on from the Paris climate agreement, has it helped? Also, an international drought experiment, insights from 2D water, and social distancin in ants. Presenter: Roland Pease Producer: Alex Mansfield Production co-ordinator: Jana Bennett-Holesworth(Photo: Small bushfire. ... Show More
38m 45s
Recommended Episodes
Aug 2023
Mapping the universe
A rocket launch, super-massive black holes and ghost particles! This past week’s scientific findings are testament to how hard-at-work cosmologists and physicists have been seeking out the fundamental building blocks of our universe and the rules that govern it. Professor of Cosm ... Show More
35m 18s
Jul 2022
The first galaxies at the universe's dawn
In the last week, teams of astronomers have rushed to report ever deeper views of the universe thanks to the James Webb Space Telescope. These are galaxies of stars more than 13.5 billion light years from us and we see them as they were when the universe was in its infancy, less ... Show More
54m 59s
Apr 2019
Will we ever know what the universe is made of?
We are all made of particles – but what are particles made of? It’s a question that’s been perplexing scientists for centuries - for so long, in fact, that listener Doug in Canada wants to know if there’s a limit to how much they can ever discover. CrowdScience heads out to CERN, ... Show More
35m 25s
May 2023
Rocket Launch Pollution
Whilst the globe struggles to shift to green sustainable energy sources, one industry has its sights set solely on the stars. Space X just launched the biggest rocket the world’s ever seen, and it won’t be their last even if it did end its test flight with a bang. As we enter a n ... Show More
28m 12s
May 2024
Ugly animals and asteroid Apophis
One year ago, the World Health Organisation declared that COVID-19 would no longer be categorised as a global health emergency. But the pandemic has left us with a new normal in all areas of our lives. From vaccine rollout to wastewater monitoring, we’re asking: how has COVID alt ... Show More
28 m
Jul 2019
Ewine van Dishoeck on cosmic chemistry
Ewine van Dishoeck has spent her life studying the space between the stars. Not so long ago, interstellar space was thought to be an empty, sterile void. The idea that there would be organic molecules in interstellar clouds was absurd. Ewine, however, has revealed that there are ... Show More
27m 33s
Nov 2020
The end of everything
Everyone knows about the Big Bang being the beginning of the universe and time - but when and how is it going to end? ask brothers Raffie and Xe from Rome. For this series, with lockdown learning in mind, Drs Rutherford and Fry are investigating scientific mysteries for students ... Show More
27m 19s
Jun 2022
Body scan reveals HIV's hideouts
Researchers have developed a medical imaging technique which reveals where in the body HIV lies hidden, even when people have their infection well controlled by antiviral drugs. The team at the University of California, San Francisco hope this will lead to better treatments and e ... Show More
1 h
Aug 2016
Signs of life on planets, Royal Society Book Prize, Queen Bee control, Galactic Prom 29
What should we be looking for when searching for life on other planets beyond our solar system? Scientists urgently need to come to a consensus on this as a new suite of telescopes soon begins detecting. The space agency NASA has put together a virtual institute called The Nexus ... Show More
27m 49s
May 2022
Portrait of the monster black hole at our galaxy’s heart
The heaviest thing in the Galaxy has now been imaged by the biggest telescope on Earth. This is Sagittarius A*, the supermassive black hole at the centre of our Galaxy – a gas and star-consuming object, a 4 million times the mass of the Sun. The Event Horizon Telescope is not one ... Show More
1h 4m
Listen to millions of songs and podcasts on Anghami