The Skeptics' Guide to the Universe

The Skeptics Guide #1073 - Jan 31 2026

19 snips
Jan 31, 2026
Cold-weather banter and a root canal tale open a show that jumps from Artemis launch prep and spaceflight sickness risks to a reclassification of an ancient land organism. Wikipedia’s 25th anniversary and ideological bias in research get debated. They probe expanding habitable-zone ideas, noisy sourdough starter mysteries, kesterite solar panel challenges, TikTok coincidence errors, and quick science-or-fiction puzzles.
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ADVICE

Get Specialist Care For Root Infections

  • For dental root infections, see an endodontist (a specialist) rather than a general dentist.
  • Seek treatment promptly if you notice a gum “blister” or persistent signs of infection.
INSIGHT

Rehearsal Creates Crew-Controller Rhythm

  • NASA missions require years of training plus mission-specific rehearsals to build team rhythm.
  • The crew and flight controllers run full mission simulations up to ~50 times before launch.
INSIGHT

A Lost Lineage Of Land Life

  • Prototaxites was a meter-wide, multi-meter terrestrial organism that resembled a smooth pillar, not a tree.
  • New imaging and chemical analyses suggest it belongs to an extinct eukaryotic lineage distinct from modern fungi.
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