News about planet Earth.
Flora and Fauna

We assume spiders wander indoors from the garden, but most house spiders are a distinct species that has lived alongside humans for so long it rarely survives outside, spending its entire life in the corners of the rooms we build

Tegenaria domestica, the common house spider that is believed to have been carried across the Atlantic by European settlers, spends its entire life indoors, and the individual crouched behind a bookshelf in Ohio tonight is descended from a lineage that has likely not touched wild soil in many thousands of years.

By Terra Daily Editorial Team · Jul 18, 2026

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Almost all the gold on Earth — every wedding ring, every coin, every gram in every bank vault — was forged in the collision of dead stars billions of years ago, in events so violent that a single one can produce hundreds of Earth-masses of gold, and the heavy elements were then scattered across the galaxy before our sun was even born

If you are wearing a wedding ring, or holding a coin in your pocket, or standing near anything gold, consider for a moment the specific history of the material.

By Brendan Brown · Jul 17, 2026
Uncategorized

Every year, 27.7 million tons of Saharan dust crosses the Atlantic Ocean and settles on the Amazon rainforest, delivering roughly the exact amount of phosphorus the rainforest loses to runoff, which means the world's most productive forest is fertilised, year after year, by the slow erosion of the planet's largest desert thousands of miles away

The Sahara is the world's largest hot desert — nine million square kilometres of sand, rock, and near-total absence of water, stretching across most of northern Africa.

By Terra Daily Editorial Team · Jul 16, 2026
Iron and Ice

Titan is the only moon among the 150-plus in the solar system with a thick atmosphere — its air presses on the surface about 1.5 times harder than Earth's at sea level, roughly what you'd feel at the bottom of a swimming pool

Titan sits 1.4 billion kilometers from the Sun, wrapped in a nitrogen haze so thick that when the European Space Agency's Huygens probe parachuted through it on January 14, 2005, the descent took two hours and twenty-seven minutes.

By Terra Daily Editorial Team · Jul 15, 2026

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News about planet Earth.

Terra Daily is an independent publication covering planet Earth, natural hazards, water systems, ecosystems, climate impacts, and the science behind life on a changing planet. The site pairs a deep archive with current reporting on the research, communities, policy shifts, and environmental events shaping Earth's living and physical systems. We employ modern AI technologies to support our editorial workflows; every published piece is editorially directed and reviewed.

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