Tag Archives: Nature.com

Top Science Podcasts: Our Ancient Hominin Species DNA, Vikings, Lemur Love & “Gargantuan” Hail Stones

nature-podcasts23 April 2020: Denisovan DNA in modern Europeans, and the birth of an unusual celestial object. This week, evidence of ancient hominin DNA in modern human genomes, and the origin of a snowman-shaped object at the edge of the solar system.

In this episode:

00:45 Intermixing of ancient hominins

By combing through the DNA of over 27,000 modern day Icelanders, researchers have uncovered new insights about the ancient hominin species who interbred with Homo sapiensResearch Article: Skov et al.

08:05 Research Highlights

The scent of lemur love, a hidden Viking trade route, and ‘gargantuan’ hail. Research Highlight: Lemurs’ love language is fragranceResearch Highlight: Vikings’ lost possessions mark a long-hidden early trade routeResearch Highlight: Enormous hailstones inspire a new scientific size category: ‘gargantuan’

11:44 The origin of Arrokoth

In 2019, the New Horizon Spacecraft took images of Arrokoth – an unusual, bi-lobal object found in the Kuiper belt. Now, researchers believe they’ve figured out how it formed. Research Article: Grishin et al.

17:29 Pick of the Briefing

We pick some highlights from the Nature Briefing. This week we discuss why the Universe may be lopsided, and why water could actually be two different liquid states. Scientific American: Do We Live in a Lopsided Universe?Chemistry World: The weirdness of water

Covid-19 Podcast: Testing Lab Challenges, WHO Funding & Immune System Issues (Nature.com)

nature-podcastsBenjamin Thompson, Noah Baker, and Amy Maxmen discuss Trump withholding funds from the WHO, and how COVID-19 kills. We also hear about controlling misinformation while communicating risk.

In this episode:

01:15 Understanding bottlenecks

After listening to last week’s episode of Coronapod, researchers in the USA were inspired to start collecting data about the challenges facing labs carrying out testing. After more than 4,000 responses to their online survey, we discuss their goals.

03:08 A hole in the WHO’s funding

US President Donald Trump has announced plans to withhold funding for the WHO, pending a review of the organization’s handling of the pandemic. We discuss the decision and ask what it means for the global response to COVID-19.

News: Nature‘s rolling coronavirus news blog

05:55 Responding to the immune system

We investigate the role of the immune system in the death of COVID-19 patients and what this could mean for treatments. Could some therapeutics actually be undermining the body’s ability to fight the virus?

News: How does COVID-19 kill? Uncertainty is hampering doctors’ ability to choose treatments

13:54 One good thing this week

Our hosts pick out things that have made them smile in the last 7 days, including seasonal memories from Sierra Leone, a trip to the supermarket, and the 99-year old war veteran who has raised millions for charity.

BBC News: Coronavirus: Capt Tom Moore’s NHS fundraiser hits £17m

18:33 Communicating complex data

Clearly communicating risks and evidence is key for governments and other organisations if they are to best inform the public during the pandemic. But what is the best way to do it? We hear the methods that communications experts and behavioural scientists recommend to keep the public informed, and keep misinformation at bay.

Top New Science Podcasts: Plastic-Busting Enzymes, Man’s Curiosity & ‘Coolest’ Molecules (Nature.com)

nature-podcastsThis week, a new enzyme speeds up the breakdown of plastic bottles, and a method to cool molecules to a fraction above absolute zero.

In this episode:

01:18 A PET recycling enzyme

Researchers have engineered an enzyme that effectively breaks down the plastic PET into its constituent monomers. This could allow for more complete recycling of bottles and clothes. Research Article: Tournier et al.

06:41 Research Highlights

The shocking lengths humans will go to to satisfy their curiosity, and the reasons for elevated methane emissions at Oktoberfest. Research Highlight: Humans opt to brave electric shock to satisfy their curiosityResearch Highlight: Munich’s Oktoberfest is a real gas

09:15 Supercool molecules

Researchers have used a technique called ‘collision cooling’ to chill molecules to a few millionths of a degree above absolute zero, which could allow observations of difficult-to-study quantum mechanics. Research Article: Son et al.

14:46 Research Highlights

Neither supermassive, nor super small, the mystery of the elusive intermediate sized black-hole has been solved. Research Highlight: Elusive middle-weight black hole is caught shredding a star

Top New Science Podcasts: ‘Broken Hill Skull’ Age, Early Cancer Detection & Antarctic Rain Forest

nature-podcastsThis week, reassessing the age of the ‘Broken Hill skull’, and unearthing evidence of an ancient forest near the South Pole.

In this episode:

01:25 A skull’s place in history

After nearly a century scientists believe they’ve finally pinned down an age for the ‘Broken Hill skull’ hominid specimen. Research Article: Grun et al.

07:44 Research Highlights

A simple way to detect early signs of cancer, and 3D printed soft brain implants. Research Highlight: A blood test finds deadly cancers before symptoms startResearch Article: Yuk et al.

09:51 Ancient Antarctic rain forest

Digging deep below the sea-floor, researchers have uncovered evidence of a verdant forest that existed on Antarctica around 90 million years ago. Research Article: Klages et al.

15:47 Research Highlights

Walking more, regardless of the intensity, may improve health. Research Highlight: More steps a day might keep the doctor away

Top Science Podcasts: Ultra-Fast Electrical Switches, Glacial Retreat And Dodgier Drones

nature-podcastsResearchers have developed an ultra-fast electrical switch that they hope can be used in communication and imaging applications. 

In this episode:

01:57 Speedy switches

Researchers have developed an ultra-fast electrical switch that they hope can be used in communication and imaging applications. Research Article: Nikoo et al.

08:14 Research Highlights

Using sound to estimate glacial retreat, and building a dodgier drone. Research Highlight: Underwater microphones listen as as glacier retreatsResearch article: Falanga et al.

10:32 Algorithmic heart diagnosis

Scientists have developed a new algorithm which calculates the amount of blood pumped by the heart beat by beat. Research Article: Ouyang et al.News and Views: AI tracks a beating heart’s function over time

Podcasts: “Radioactive” Actress Rosamund Pike As Marie Curie And “Neural Highways” (Nature.com)

nature-podcastsListen to the latest from the world of science, brought to you by Benjamin Thompson and Nick Howe. This week, Nautre speaks to Rosamund Pike about her experience portraying Marie Skłodowska Curie, and we find out how science in Russia is changing after years of decline.

In this episode:

01:43 Radioactive

British actor Rosamund Pike tells us about her new film, and her experience of portraying double Nobel-Laureate Marie Curie. Arts Review: Marie Curie biopic should have trusted pioneer’s passion

10:17 Research Highlights

The neural circuitry involved in stopping, and a jelly-like substance that cleans paintings. Research Highlight: A neural highway to human motor controlResearch article: Mastrangelo et al.

12:27 Russian science

Decades after the collapse of the Soviet Union, Russian science may be having a revival. News Feature: Russia aims to revive science after era of stagnationEditorial: The price of Russia–China research collaborations

 

 

Top New Science Podcasts: 100-Million-Year-Old Bird In Amber And Viking Dental Hygiene (Nature)

nature-podcastsHear the latest science news, brought to you by Shamini Bundell and Nick Howe. This week, a newly discovered bird species from the time of the dinosaurs, and microbes hundreds of metres below the ocean floor.

In this episode:

00:44 A tiny, toothy, ancient bird

Researchers have found a perfectly preserved bird fossil trapped in amber, with some rather unusual features. Research Article: Xing et al.News and Views: Tiny bird fossil might be the world’s smallest dinosaur

08:09 Research Highlights

Dental hygiene in the time of the Vikings, and wildebeest bones feed an African ecosystem. Research Article: Bertilsson et alResearch Article: Subalusky et al.

10:21 Deep sea life

Scientists have uncovered traces of life 750m below the ocean’s surface. Research article: Li et al.

17:31 News Chat

Updates on the Coronavirus outbreak, and peer review in predatory journals. News: Coronavirus: latest news on spreading infectionNews: Labs rush to study coronavirus in transgenic animals — some are in short supplyNews: Hundreds of scientists have peer-reviewed for predatory journals

New Science Podcasts: Faster Image ID, Crafting Crystals And Coronavirus / Covid-19 Update (Nature)

Nature PodcastsListen to the latest from the world of science, with Benjamin Thompson and Nick Howe. This week, improving computers’ image identification, and a new method for growing crystals.

In this episode:

00:44 Upgrading computer sight

Researchers have designed a sensor that allows machines to assess images in nanoseconds. Research Article: Mennel et al.News and Views: In-sensor computing for machine vision

06:51 Research Highlights

Calorie restriction’s effects on rat cells, and the dwindling of sandy seashores. Research Highlight: Old age’s hallmarks are delayed in dieting ratsResearch Highlight: Sandy beaches are endangered worldwide as the climate changes

08:53 Crafting crystals

To understand the structure of materials, researchers often have to grow them in crystal form. A new method aims to speed up this process. Research article: Sun et al.

14:48 News Chat

Coronavirus outbreak updates, and climate change’s role in the Australian bush fires. News: Coronavirus: latest news on spreading infectionNews: Climate change made Australia’s ‘unprecedented’ bushfires 30% more likely

Science Podcasts: Fruit Fly Neural Circuits, Fuzzy Moth Acoustics And Metallic Glass (Nature)

Nature PodcastsThis week, the brain pathways of egg laying in fruit flies, preventing fractures in metallic glass, moth’s fuzz as superior acoustic camouflage and a coronavirus update.

In this episode:

00:46 Working out the wiring behind fruit fly behaviour

Researchers have identified a neural circuit linking mating and egg laying in female fruit flies. Research Article: Wang et al.

06:01 Research Highlights

Ancient, cave-dwelling cockroaches, and hairy moths dampen sound. Research Highlight: Cockroaches preserved in amber are the world’s oldest cave dwellers; Research Highlight: Stealth flyers: moths’ fuzz is superior acoustic camouflage

07:57 Making better metallic glass

Metallic glasses have many desirable properties, but these materials are prone to fracturing. Now, a new manufacturing process may have overcome this issue. Research article: Pan et al.News and Views: Metallic glasses rejuvenated to harden under strain

13:47 News Chat

Coronavirus outbreak updates, a survey shows Indian bird numbers are in decline, and the genomes of New York rats. News: Coronavirus: latest news on spreading infectionNews: Hundreds of bird species in India are decliningNews: Genomes reveal how New York City’s rats thrive in the urban jungle

Science Podcast: Prussian Blue Structures, Extinct Rodents And Quantum Entanglement (Nature)

Nature PodcastsHear the latest from the world of science, brought to you by Nick Howe and Shamini Bundell. This week, uncovering the structure of materials with useful properties, and quantum entanglement over long distances.

In this episode:

00:45 Analysing Prussian blues

Analogues of the paint pigment Prussian blue are used in a variety of chemical processes. Now, researchers have uncovered their atomic structure. Research Article: Simonov et al.News and Views: Ordered absences observed in porous framework materials

08:17 Research Highlights

Teenagers’ natural sleep cycles impact on academic performance, and an extinct, giant rodent with a surprisingly tiny brain. Research Highlight: A teenager’s body clock can ring in school successResearch Highlight: Giant extinct rodent was all brawn and little brain

10:49 Distant entanglement

Researchers have demonstrated quantum entanglement between two points separated by 50 km of fibre optic cables. Research Article: Yu et al.

17:17 News Chat

The latest on the coronavirus outbreak, and gene editing gets an upgrade. News: Coronavirus: latest news on spreading infectionNews: Super-precise CRISPR tool enhanced by enzyme engineering