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Science In Action

Podcast Science In Action
BBC World Service
The BBC brings you all the week's science news.

Available Episodes

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  • Columbia cuts and "transgender mice"
    There is continued upheaval in US scientific institutions under the new Trump administration. This week $400 million dollars-worth of grants have been frozen at Columbia University in response to “illegal” protests on the campus. President Trump also recently accused the Biden Administration of spending $8 million dollars on "transgender mice" experiments. We talk to two scientists, Kelton Minor and Patricia Silveyra, who have been affected in different ways. Also, as the first data from the European Space Agency's Euclid mission is released, Euclid project leader Valeria Pettorino tells us how this impressive space telescope hopes to unlock the secrets of the dark universe.And, around this time last year we heard about the H5N1 strain of bird flu finally jumping to the Antarctica Peninsula. Today, an expedition led by virologist Antonio Alcami confirms that the virus has spread to every animal species at each site they visited.Presenter: Roland Pease Producer: Ella Hubber Production co-ordinator: Jana Holesworth and Josie Hardy(Photo: University of Minnesota researchers, scientists and other supporters protest against President Donald Trump's proposed scientific research funding cuts. Credit: Michael Siluk/Getty Images)
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  • New warnings, familiar faces, and radio pulses
    Five years after the WHO pandemic announcement, an H5N1 call to arms from global health leaders. Also, the oldest western European face is found, the oldest impact crater possibly identified, and strange radio signals from space maybe explained.Presenter: Roland Pease Producer: Alex Mansfield Production Coordinator: Jana Bennett-Holesworth(Image: US To Boost Egg Imports As Prices Soar On Bird Flu. Credit: Bloomberg via Getty).
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  • An uncertain forecast for meteorology
    As the new administration in the US continues to make cuts to government agencies and scientific funding, NOAA – the National Oceanic and Atmospheric Administration has been particularly trimmed. This week the professional organisation for weather forecasters – the American Meteorological Society has published a statement pleading for clemency, arguing that the whole US Weather Enterprise is at risk. It’s current president elect, veteran weather broadcaster Alan Sealls describes how it’s not just US weather forecasts that appear bleak.As the journal Science Advances publishes a special edition highlighting areas of women’s health research, we speak with two researchers who may have found a link between menopause – or perhaps hormonal changes – and the age it occurs, with Altzeimer’s Disease. Madeline Wood or the University of Toronto and Kaitlin Casaletto of UCSF describe how synaptic health – the fitness of the brain - at death seems even to be less attenuated in women who used hormonal therapy during their menopause. It is not however, yet suggested they are causally connected. But we do connect research vessel Polarstern to have an update from Autun Purser and Nottingham University’s molecular biologist Liz Chakrabarti on their nearly completed voyage to the Weddel Sea, in the challengingly chilly Antarctic. They are gathering data and surveying the fauna on the sea floor below what is mostly covered in 3-4 meters of ice. The Icefish they see there are some of the only vertebrates not to have haemoglobin – nor even red blood cells – in their blood. So how, we wonder, do they actually move oxygen around their bodies? Maybe when the team publish their findings – which they are racing to do - we’ll find out.Presenter: Roland Pease Producer: Alex Mansfield Production Coordinator: Jana Bennett-Holesworth(Image: National Hurricane Center Monitors Hurricane Beryl's Activity In The Caribbean. Credit: Joe Raedle/Getty Images)
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  • Asteroid 2024 YR4 crisis averted?
    Just two weeks ago the world learned of an asteroid that had an almost 3% chance of striking earth in less than a decade. Astronomers kept looking, and a team including Olivier Hainaut at ESO’s Very Large Telescope at Palanar, in Chile, have managed to narrow down the uncertainty such that we now know it will definitely not hit the earth. The secret of making such observations after most telescopes could no longer see it was down to the exceptionally dark skies there. But these may be under threat. A plan has been made to build a large power plant, including sustainable hydrogen production around 11km away from the otherwise isolated site, and astronomers around the world are rallying to call for the plant to be built further away so that its construction will not spoil the otherwise unique observation conditions. One of the signatories of a petition to that effect is Julia Siedel, also of ESO, who just last week published the first 3D atmospheric analysis of an exoplanet’s climate. As she explains, future similar observations using the forthcoming, co-sited Extremely Large Telescope could be thwarted before the telescope is even finished.Back on earth, the Atlantic Meridional Overturning Current (AMOC) continues to bring warmer air and nutrients north towards the Arctic, and colder, denser water south in the global ocean overturn. But are reports of its collapse under climate change justified? A new paper this week suggests that for the next century at least it is stable though it might slow down. Jonathan Baker of the UK Met office explains how the winds in the south mean the cycle will keep turning, though it may slow down.Talking of the Arctic, Yoel Fink of MIT has dressed a couple of royal marines in wearable computer fibres for their current icy patrol in the north of Canada. Far from going commando, their underwear is measuring temperature and calorific burn to help them avoid frostbite and the dangers of the extreme environment. Yoel’s paper this week describes the new device and the principle that in the future much of all of our healthcare will be provided by these sorts of wearable, stretchy, computing textiles monitoring our activities.Presenter: Roland Pease Producer: Alex Mansfield Production co-ordinator: Jana Bennett-Holesworth and Josie Hardy(Photo: Celestial conjunction at Paranal. Credit: Y.Beletsky/ESO)
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  • Who runs science?
    The Lancet this week features a paper calling for a financially sustainable network of influenza labs and experts across Europe. Marion Koopmans was one of the 32 expert signatures, and she describes how Europe needs to learn some lessons from the model developed previously in the US. The ongoing worries around avian H5N1 would be a great example of why funding for that sort of frontline strategic science needs not to be reliant on ad-hoc, potentially political, funding grants.This weekend, a conference is taking place in Asilomar, CA, to mark 50 years since the 1975 conference there at which scientists developed some rules and guidelines around the future practice of genetic science. The historic Asilomar conference is celebrated by many as the moment scientists first demonstrated that they could spot risks, and self-regulate their activities, around novel and disruptive technologies. Author and scientist Matthew Cobb of the University of Manchester, and Shobita Parthasarathy of the University of Michigan discuss how perhaps other perspectives on the Asilomar legacy should be considered.Presenter: Roland Pease Producer: Alex Mansfield Production Coordinator: Jana Bennett-Holesworth(Image: Herbert Boyer (UCSF) and Paul Berg (Stanford) at a conference at Asilomar, February 26, 1975. Credit: Peter Breining/San Francisco Chronicle via Getty Images)
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