https://www.planetpast.com/Interactive stories in math, science and history that you can watch, explore and replay. https://www.planetpast.com/stories/five-great-dyings/https://www.planetpast.com/stories/five-great-dyings/Mon, 12 Oct 2026 00:00:00 GMTTravel back to five moments before the age of dinosaurs when most life on Earth disappeared: the Ordovician, Devonian, Guadalupian, Permian and Triassic extinctions, each on a globe of the continents as they were. https://www.planetpast.com/stories/neutrino-ghost-particles/https://www.planetpast.com/stories/neutrino-ghost-particles/Mon, 12 Oct 2026 00:00:00 GMTWhat neutrinos are, how physicists imagined and caught them, and how a cubic kilometre of Antarctic ice became the IceCube telescope behind the 2026 Nobel Prize in Physics. https://www.planetpast.com/stories/bretton-woods-imf-world-bank/https://www.planetpast.com/stories/bretton-woods-imf-world-bank/Mon, 12 Oct 2026 00:00:00 GMTHow the IMF and the World Bank were born at Bretton Woods in 1944, how the dollar–gold system worked and broke in 1971, what the two institutions do today, and why they are debated, from Thailand's 1997 crisis to the 2026 Annual Meetings in Bangkok. https://www.planetpast.com/stories/navier-stokes-equations/https://www.planetpast.com/stories/navier-stokes-equations/Mon, 12 Oct 2026 00:00:00 GMTWhat the Navier–Stokes equations say, how Euler, Navier, Stokes, Reynolds and Kolmogorov built our picture of flow and turbulence, and the million-dollar question about blow-up behind an unverified 2026 AI claim. With a live fluid simulation you can stir. https://www.planetpast.com/stories/how-earthquakes-and-tsunamis-work/https://www.planetpast.com/stories/how-earthquakes-and-tsunamis-work/Mon, 12 Oct 2026 00:00:00 GMTHow earthquakes and tsunamis happen, told through the plates beneath Central America and Panama: elastic rebound, seismic waves, magnitude, how a tsunami is born and crosses an ocean, warning systems and how to stay safe. https://www.planetpast.com/stories/why-life-is-left-handed/https://www.planetpast.com/stories/why-life-is-left-handed/Mon, 12 Oct 2026 00:00:00 GMTWhy molecules come in mirror-image forms, why life uses only one hand, and how chemists found reactions that amplify a tiny imbalance: the story behind the 2026 Nobel Prize in Chemistry. https://www.planetpast.com/stories/chicxulub-impact/https://www.planetpast.com/stories/chicxulub-impact/Sun, 11 Oct 2026 00:00:00 GMTA 3D reconstruction of the Chicxulub asteroid impact: the final approach, the blast, the mega-tsunami, the fire from the sky and the long winter that ended the age of dinosaurs.