This Week in Evolution

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 Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Join the MicrobeTV Discord server Three dimensional architecture of 50,000 year old wooly mammoth genome (Cell) Timestamps by Jolene Science Picks Nels – Mysterious SARS-CoV-2 variants showing up in sewer samples Vincent – 'Cocaine sharks' found in waters off Brazil Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

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 (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Join the MicrobeTV Discord server Direct test of Ohno's Hypothesis (eLive) Timestamps by Jolene Science Picks Nels – Experimental Evolution and the Nature of Biodiversity Vincent – Is science's dominant funding model broken? Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

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 TWiEVO Links for this episode Join the MicrobeTV Discord server Paths to aquatic, photosynthetic multicellularity (Mol Plant) Timestamps by Jolene Science Picks Nels – 12-sided Roman relic baffles archaeologists, spawns countless theories Vincent – TWiEVO 11: Microbial accomplices in multicellularity and the follow up Synergistic Cues from Diverse Bacteria Enhance Multicellular Development in a Choanoflagellate Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

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 MicrobeTV Discord server Genetic basis of tail loss evolution in apes (Nature) Timestamps by Jolene Science Picks Nels – Will Brie and Camembert Cheeses Go Extinct? Vincent – A True Human Tail in a Neonate: Case report and literature review Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

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 TWiEVO Links for this episode Join the MicrobeTV Discord server Electric eel discharge moves DNA into cells (Peer J) Timestamps by Jolene Science Picks Nels – "The Jump" quilt by Cristina Arcenegui Bono Vincent – T4 bacteriophage art object and Gwenbeads Etsy shop Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

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 Subscribe (free): Apple Podcasts, Google Podcasts, RSS, email Become a patron of TWiEVO Links for this episode Join the MicrobeTV Discord server The Science Mill Timestamps by Jolene Science Picks Nels – Science Mill: More Than a Museum and Elde Lab Video Rich – The Moon May Get Its Own Time Zone (Claire Fahy, NYT 3/7/2023) Vincent – SXSW Session "From Adversary to Ally: Reimagining Viruses as Medicines" Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss how behavioural individuality determines infection risk in clonal ant colonies. 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 MicrobeTV Discord server Infection risk in clonal ant colonies (Nat Comm) Timestamps by Jolene Science Picks Nels – Fungi (lichens) in Space Vincent – Polar bear energetic and behavioral strategies on land with implications for surviving the ice-free period Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent review a study of the key processes required for the different stages of fungal carnivory by a nematode-trapping fungus. 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 MicrobeTV Discord server Fungal carnivory by a nematode-trapping fungus (Plos Biol) Timestamps by Jolene Science Picks Nels – Openly available illustrations as tools to describe eukaryotic microbial diversity Vincent – Dana-Farber retractions: meet the blogger who spotted problems in dozens of cancer papers Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss the origins of two modern day agriculturally important plants: a role for two different wild teosintes in making modern maize, and the origin and evolution of the triploid cultivated banana genome. 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 MicrobeTV Discord server Two teosintes made modern maize (Science) Teosinte (Native Seeds) Evolution of triploid banana genome (Nature) Science Picks Nels – Why we need an academic career path that combines science and art – Nature Careers Podcast Vincent – Science's 2023 Breakthrough and Breakdown Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv

Nels and Vincent discuss how the rewetting of seasonally dried soils, a critical event in Mediterranean grasslands that reactivates dormant soil microorganisms, leading to pulses of carbon and nitrogen mineralization, and is accompanied by a bloom of viral diversity, followed by extensive viral community turnover. 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 MicrobeTV Discord server Viral but not bacterial community successional patterns reflect extreme turnover shortly after rewetting dry soils Science Picks Nels - Bluesky Vincent - Cancer Virus Hunters: A History of Tumor Virology Music on TWiEVO is performed by Trampled by Turtles Send your evolution questions and comments to twievo@microbe.tv