Mars has about 97% as much surface area as Earth’s dry land, a geometrical coincidence created by the oceans covering most of ...
The SETI@home Multi-Beam interface visualises frequency data processed by a volunteer computer. Credit: SETI@home/UC Berkeley. UC Berkeley project report. For 21 years, a global network of ordinary ...
In 2009 a drill crew in northeast Iceland went looking for very hot water and hit something that was still moving. They were working at Krafla, a volcanic caldera about ten kilometres wide in one of ...
A road junction in Sendai, Japan, in the early 1990s. The light turns red, a line of cars stops, and a crow drops onto the road just ahead of a front tire. It sets down a walnut, then flies back to ...
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 ...
Picture two versions of Earth. One is the planet outside your window, running its rainforests and coral reefs and pollinators for free, no bill attached. The other is a three-acre copy sealed under ...
A living root bridge starts out looking like something somebody forgot to pull up. A single pale root, no thicker than a shoelace, gets threaded by hand through a hollowed-out betel nut trunk laid ...
NASA concept illustration of Artemis astronauts working on the lunar surface. The image is artwork, not a photograph of a current Moon base. Image: NASA. When Mauritius signed the Artemis Accords on ...
Ship 40 floating just off Christmas Island after approximately 24 days at sea following Starship Flight 13. The vehicle remained in the water while engineers prepared to inspect it in calmer ...
RNA is the molecule biologists generally treat as disposable. Unlike DNA, which is built to be a stable long-term archive, RNA is manufactured, used, and broken down by a cell within hours, sometimes ...
Bentley, a bottlenose dolphin calf, raises a baler shell in Hervey Bay. In the closer view, a suspected lizardfish protrudes from the aperture. Image: Levengood et al. (2026), Marine Mammal Science, ...
Artist's concept of a quasar similar to APM 08279+5255, with gas and dust around the feeding black hole. Credit: NASA/ESA. This is an illustration, not a direct image of the water reservoir. In July ...
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