Concrete is the second most-used substance on Earth after water, and the cement that holds it together is one of the biggest headaches in climate policy. Making cement means heating limestone until it ...
An ice cave on Earth, used here as a representative image of a water reservoir hidden beneath thick ice. It does not show Ganymede, its surface or its subsurface ocean. Photo by Han-Chieh Lee on ...
At 21:02:23 UTC on 13 September 1959, the radio signal from Luna 2 stopped at the receivers of Jodrell Bank in England. The silence was the first independent confirmation that a human-made machine had ...
What if the part of a battery you never think about, the fluid that sits between the electrodes, could be made from the shells your last seafood dinner left behind? That is roughly what a team led by ...
An Artemis II astronaut photographed the cratered Moon and crescent Earth from Orion in April 2026. Credit: NASA. The image is illustrative and is not one of the microbial-survival maps from the study ...
Wade out from the north-western shore of Lake Issyk-Kul, keep walking until the water reaches your chest, and there is a fair chance you are standing on a mosque. In the autumn of 2025, an ...
Almost everyone over thirty has had the same disorienting thought. The year is ending again. The summer is gone. The decade just turned over and somehow nothing about the calendar feels like it lines ...
Ask someone in Lima what they want for dinner and the answer might contain a Cantonese verb. Vamos al chifa means let’s get Chinese food, and chifa comes from chī fàn, to eat rice. That phrase has ...
Miranda Kerr handed jewelry to the U.S. Department of Justice in 2017, including a heart-shaped pink diamond that had been given to her by Malaysian financier Jho Low, after federal investigators ...
An international team of researchers has identified a new fuel-efficient route between Earth and the Moon that also avoids the kind of communications blackout the Artemis II crew experienced when ...
Two hundred million cones of red dirt, spaced out like a car park grid, and for four thousand years almost nobody bothered asking what they were for. They sit in the caatinga, a dry thorn-scrub forest ...
Thematic only: dry landslide terrain at Tuinkhola, Nepal (Wikimedia Commons, CC BY 3.0). Not a photo of the August 2026 flood victims. Rescue crews working in flood-hit areas of northern Nepal are ...
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