TWiEVO 112: Sex-Z cephalopods

Nels and Vincent explain the ancient evolutionary origin of sex in cephalopods.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:07:18

Nels – Speaking into a microphone? Your audio quality can impact the way people view you
Vincent – Remedy Supported by Kennedy Leaves Some Measles Patients More Ill

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TWiEVO 111: Copy that, genome

Nels and Vincent explain how template switching during DNA replication is a widespread source of adaptive gene amplification.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:18:41

Nels – Jeremy Berg on Bluesky – jeremymberg.bsky.social
Vincent – Dickson Despommier, 84

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TWiEVO 110: Ants go from carpenters to surgeons

Nels and Vincent reveal that worker ants amputate their colleagues injured leg to prevent infections.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:05:56

Nels – The Science Bridge
Vincent – US withdraws from WHO

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TWiEVO 109: On the origins of orange

Nels and Vincent discuss the molecular and genetic origins of sex-linked orange coat color in cats.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:00:09

Nels – AI takes up science podcasting
Vincent – Humans evolved for distance running – but ancestor ‘Lucy’ didn’t go far or fast

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TWiEVO 108: A virus in every parasite

Nels and Vincent review the identification of a novel virus associated with the pathogen Plasmodium knowlsei and which is part part of a diverse and unclassified viral taxon.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:13:16

Nels – The peace of wild things, poem by Wendell Berry
Vincent – All Life on Earth Today Descended From a Single Cell. Meet LUCA

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TWiEVO 107: One small step for cells, one giant step for cell kind

Nels and Vincent discuss the origins of eukaryotes, with contributions from at least 3 bacteria (alphaproteobacteria) and a large contribution from DNA viruses with large genomes.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:20:26

Nels – BioArt from NIH
Vincent – How beavers built New York

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TWiEVO 106: What’s old immunity is new again

Nels and Vincent explain how homology searches of anti-phage systems in eukaryotic genomes can be used to discover proteins of the human immune system.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:09:40

Nels – Pathoplexus.org
Vincent – Can science cure its addiction to plastic?

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TWiEVO 105: Not every rose has its thorn

TWiEVO

Nels and Vincent look at how plant prickles, sharp epidermal projections that provide defense from predators and other advantages, arose by convergent evolution, the emergence of analogous traits in distantly related species.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:13:38

Nels – Trees as a metaphor to understand relationships in biology
Vincent – Project 2025 vs. The Public’s Health

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TWiEVO 104: Wooly mammoth prosciutto

Nels and Vincent discuss the genome sequence of an ancient wooly mammoth, which shows that the three-dimensional architecture of the DNA can persist after 50,000 years.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:07:36

Nels – Mysterious SARS-CoV-2 variants showing up in sewer samples
Vincent – ‘Cocaine sharks’ found in waters off Brazil

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TWiEVO 103: Change the world by duplicating yourself

TWiEVO

Nels and Vincent explore a direct experimental test of Ohno’s Hypothesis, which states that gene duplication can help genes tolerate new mutations and thus facilitates the evolution of new phenotypes.

Hosts: Nels Elde and Vincent Racaniello

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Science Picks 1:25:27

Nels – Experimental Evolution and the Nature of Biodiversity
Vincent – Is science’s dominant funding model broken?

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The Hosts of TWiEVO

Nels Elde, Ph.D.


Vincent Racaniello, Ph.D.


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Please note that content in MicrobeTV podcasts should not be construed as medical advice.