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The ancient Rujm el-Hiri site, situated in the Golan Heights and often referred to as the “Wheel of Ghosts,” has been re-evaluated, with its long-standing identification as an astronomical observatory coming under scrutiny. Researchers have determined that geodynamic changes over millions of years have altered the site’s orientation, raising questions about its original purpose. These […]
Hong Kong’s weather service said Friday that 2024 was the city’s hottest year since records began 140 years ago, mirroring a global trend of rising temperatures and extreme weather sparked by climate change. Outdoor workers are among those most vulnerable to the negative health impacts of rising temperatures. File photo: Kyle Lam/HKFP. The Hong Kong […]
Matter in the universe can warp and magnify the light from more distant objects. The Rubin Observatory will use this phenomenon, called gravitational lensing, to study dark matter— an as-yet-unidentified substance that makes up most of the universe’s matter.ESA, NASA, K. SHARON/TEL AVIV UNIVERSITY AND E. OFEK/CALTECH With its capacity to detect faint objects, Rubin […]
Rubin Observatory’s commissioning camera (ComCam) Rubin Observatory/NSF/AURA/H. Stockebrand Sometime in May or June, as the southern hemisphere winter sets in beneath the skies of the Chilean Atacama desert, the Vera C. Rubin Observatory will open its dome and the largest digital camera in history will capture its first science-grade image of the cosmos. Under the […]
What does the discovery of a binary pulsar in 1974, the discovery of the first exoplanets, and the most powerful message humans have ever sent out into space all have in common? They all happened at the Arecibo Observatory in Puerto Rico. With a spherical reflector dish that was 305 meters (roughly 1000 feet) in […]
A tropical storm east of the Philippines is likely to intensify and enter within 800km (497 miles) of Hong Kong on Saturday, the weather forecaster has said. A path projection for Tropical Storm Yinxing indicated that it could develop into a typhoon by Wednesday and a severe typhoon by Friday. The Hong Kong Observatory said […]