Flagstaff mandates that shielding be placed on outdoor lighting so that it doesn’t project skyward. There are also limits on the lumens of light allowed per acre of land.The result is a starry sky visible even from the heart of the city. Flagstaff’s Buffalo Park, just a couple miles from downtown, measures about a 4 on the Bortle scale, which quantifies the level of light pollution. (The scale goes from 1, the darkest skies possible, to 9, similar to the light-polluted night sky of, say, New York City. To...
Getty ImagesThese impacts are similar to what geologists have found about other big meteorite impacts and what was suspected for S2.But what Prof Drabon...
Monstrous hurricanes Helene and Milton caused so much complex havoc that damages are still being added up, but government and private experts say they...
There are companies whose entire business model is built around collecting personal data, including criminal records, employment details, addresses and more. They use...
It's been decades since Australia's thylacine, known as the Tasmanian tiger, was declared extinct and scientists say they've made a breakthrough as they research...
Getty ImagesForest feedback loopAdding to the concerns about the way the world is handling climate change, the World Meteorological Organisation says that concentrations of...
Paris — Greenhouse gas concentrations in the atmosphere reached record highs in 2023, the United Nations warned on Monday, saying countries are falling "miles...