This Week in Evolution

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Episodes

Date Title & Description Contributors
2024-11-20

  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 Subscribe (free): Apple Podcasts, RSS...
  Vincent Racaniello author
2024-10-30

  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 Subscribe (free): Apple Podcasts...
  Vincent Racaniello author
2024-09-30

  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 Subscribe (free): Apple Podcasts, RSS, email Become a patron...
  Vincent Racaniello author
2024-09-30

  Not every rose has its thorn

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 Vince...
  Vincent Racaniello author
2024-07-31

  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 Subscribe (free): Apple Podcasts, Google Po...
  Vincent Racaniello and Nels Elde author
2024-07-09

  Change the world by duplicating yourself

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 Subscribe (...
  Nels Elde and Vincent Racaniello author
2024-05-09

  Kelp gets some viral help

Nels and Vincent explain how deep genomics of macroalgae illuminate multiple paths to aquatic, photosynthetic multicellularity. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWi...
  Vincent Racaniello author
2024-05-08

  99 problems but a tail ain't one

Nels and Vincent review the genetic basis for tail-loss evolution in humans and apes. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Join the Micro...
  Vincent Racaniello author
2024-05-08

  A shocking means to move genes

Nels and Vincent reveal how electric organ discharge from the electric eel facilitates the introduction of DNA into teleost larvae. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of...
  VIncent Racaniello author
2024-03-10

  Spaces that celebrate science

Rich Condit joins Nels and Vincent at the Science Mill in Johnson City, Texas, where Director of STEM Education Jeehyun Park talks about the goals of the childrens’ museum. Hosts: Nels Elde, Vincent Racaniello, and Rich Condit Guest: Jeehyun Park Subsc...
  Vincent Racaniello author