Category Archives: National Geographic

When the Sky Went Neon: How Earth’s Magnetic Shield Faltered 41,000 Years Ago — And Early Humans Adapted to Survive

About 41,000 years ago, our planet faced a dramatic cosmic moment: a major geomagnetic disturbance known as the Laschamps Excursion (sometimes “Laschamps event”). During this short but powerful shift, the Earth’s protective magnetic field plunged to as low as 5–10 % of its normal strength, allowing auroras to blaze far from the poles and exposing… Read More »

Iceland Launches the World’s Largest Air-Cleaning Plant: A Giant Step Toward a Carbon-Free Future

A New Era in Carbon Capture Begins in Iceland   In a groundbreaking move for the planet, Iceland has officially activated “Mammoth,” the world’s largest air-cleaning machine designed to pull carbon dioxide directly out of the atmosphere. Built by the Swiss climate tech company Climeworks, this geothermal-powered facility represents a bold leap forward in the… Read More »

Microplastics Found in Sediments Dating Back to the 1700s — Hinting at a Far Deeper Pollution Legacy

A new study has revealed a startling fact: tiny plastic particles are showing up in lake sediments that pre-date modern mass-industrial plastic production. Researchers diving into the sediment cores of lakes in Latvia uncovered microplastics in layers that go back to the early 1700s — long before the era of synthetic plastics.   The investigation,… Read More »