What could be the most important scientific experiment of our lifetime is about to begin. The so-called Holometer Experiment at the Fermi National Accelerator Laboratory aims to determine whether our perception of a three-dimensional universe is just an illusion. Do we actually live on a …

Eyjafjallajokull Volcano Eruption, Iceland. Particulate emissions from volcanoes are among the factors temporarily slowing down global surface warming. Although the global climate has continued to build up heat at an incredibly rapid rate, there has been a keen focus among climate contrarians and in the …

At the world’s first major geoengineering conference, two separate scientists put forward proposals to use lasers to modify the Earth’s climate and fight global warming, from space. One suggested that a satellite equipped with a high-powered laser could grow clouds in the atmosphere below; the other proposed lasers …

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