In October 1994, a German archaeologist named Klaus Schmidt visited a hilltop near the city of Urfa in southeastern Turkey, in a region of rolling limestone uplands close to the Syrian border.
Drifting through the Milky Way may be billions, and on some estimates trillions, of rogue planets: worlds bound to no star, some flung out of the systems where they formed, others perhaps never attached to a star at all.
In May 2026, Microsoft began cancelling most internal Claude Code licences for its Experiences + Devices division, the group responsible for Windows, Microsoft 365, Outlook, Teams, and Surface.
A typical fair-weather cumulus cloud, the kind that drifts across a summer sky looking like a fluffy white pillow, contains roughly half a million kilograms of water suspended in the air.
At the centre of most large galaxies sits a supermassive black hole. When that black hole is actively consuming surrounding material, it becomes what astronomers call an active galactic nucleus.
On a clear afternoon in Paris, the very top of the Eiffel Tower, 330 metres above the ground, is not exactly where it was at sunrise.
Sound in air travels at about 343 metres per second, the figure that fighter pilots cross when they break the sound barrier.
In 1096, scholars were already teaching in the streets of Oxford, in the kingdom of William II, the son of William the Conqueror.
Parts of Canada are quietly short on gravity. The familiar explanation blames an ice sheet that pressed the crust down and then melted away thousands of years ago.
The Richat Structure, the concentric ring formation in the Adrar plateau of Mauritania often called the Eye of the Sahara, was photographed from orbit by the…
The river runs through the Mayantuyacu region of central Peru, in the Province of Puerto Inca in Huánuco State, on the eastern flank of the Andes where the foothills give way to the Amazon basin.
Between 2014 and 2016, the European Space Agency's Rosetta spacecraft flew alongside Comet 67P/Churyumov-Gerasimenko and analysed the gas streaming off it.
The familiar version goes like this. Early Mars was a warmer world with rivers and lakes and a thick atmosphere.
Cats are notoriously indifferent to sweet things. Pour syrup near a dog and the dog will investigate.
In the middle of the night of 13 February 2023, a muon passed through a partially built detector sitting 3,450 metres below the surface of the Mediterranean Sea, off the southeast coast of Sicily.
Point the right instrument at HD 189733b and the colour that comes back is a deep cobalt blue, the kind of blue a person who grew up with photographs of Earth from orbit would recognise in an instant.
