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This Week in Microbiology
From Vincent Racaniello
Science
This Week in Evolution
by Vincent Racaniello
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Latest episodes
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The Stickleback Shuffle
October 6, 2026 · 1 hr 14 minNels and Vincent explain a study showing unique site-specific and shared habitat-level adaptation in a classic system of repeated evolution, stickleback fish. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple…
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How avocados do it
August 31, 2026 · 1 hr 27 minNels and Vincent discuss the finding that balanced polymorphism in a floral transcription factor underlies the ancient rhythm of daily sex alternation in avocado. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple…
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Ready, set, cell
July 23, 2026 · 1 hr 18 minNels and Vincent discuss a chemically defined synthetic cell capable of growth and replication. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Join…
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The barley knew what to mildew
July 23, 2026 · 1 hr 17 minNels and Vincent discuss molecular mimicry of a pathogen virulence target by a plant immune receptor. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO Links for this episode…
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Beyond Inheritance with Roxanne Khamsi
June 1, 2026 · 1 hr 28 minTWiEVO 126: Beyond Inheritance with Roxanne Khamsi June 1, 2026 Science journalist Roxanne Khamsi joins Nels and Vincent discuss her first book, Beyond Inheritance, which explores how DNA continuously mutates throughout our lives…
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Evolution's egg timer
April 26, 2026 · 53 minNels and Vincent discuss the development of a comprehensive transcriptomic atlas of early embryogenesis from 61 animal species to understand the control of gene expression transitions from maternally deposited products to newly…
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The little ribozyme that could
March 19, 2026 · 1 hr 18 minNels and Vincent discuss the discovery of a short RNA with the ability to catalyze its own synthesis. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO Links for this episode…
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Stinkbug eggs with a schmear of fungus
March 19, 2026 · 1 hr 22 minNels and Vincent explain how stinkbug females smear fungus on their eggs to protect them from wasp parasitism. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO Links for…
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The evolution of selfishness
February 2, 2026 · 1 hr 15 minNels and Vincent explain how selfishness evolved multiple times from an essential tRNA synthetase gene in a nematode. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO Links…
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AI imagines viruses
January 8, 2026 · 1 hr 42 minNels and Vincent examines the use of AI and genome language models to design novel derivatives of bacteriophage phiX174. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a patron of TWiEVO…
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Sparkle pony
January 8, 2026 · 1 hr 46 minNels and Vincent explain research which shows that insertion of a retrovirus into the genome regulates a novel color trait in swordtail fish. Hosts: Nels Elde and Vincent Racaniello Subscribe (free): Apple Podcasts, RSS, email Become a…
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Drive fast, take chances, and encode a Y chromosome
November 4, 2025 · 1 hr 21 minNels and Vincent explain research attempting to explain why among humans, females around the world live on average 5 years longer than males, but the trend is reversed in many birds, amphibians, and insects. Hosts: Nels Elde and Vincent…
About the show
This Week in Evolution is a podcast on the biology of what makes us tick. Hosts Nels Elde and Vincent Racaniello take you through the new evolution that has been revolutionized by the field of genomics and molecular biology.