When private companies develop and sell solar geoengineering technologies, they draw a proprietary curtain over a planetary matter. If countries want to pursue the public good, international ...

Geoengineering does little to defuse most of the risks that really matter for people – and it runs the risk of making some harms worse ...

Nonprofits and think tanks are creating a governance platform that could bring consistency and oversight to projects that ...

Co-founder Andrew Song of solar geoengineering startup Make Sunsets holds a weather balloon filled with helium, air and sulfur dioxide at a park in Reno, Nevada, United States on February 12, ...

Over the Northern Hemisphere’s summer, the world’s temperatures hovered near 1.5° C above pre-industrial temperatures, and the catastrophic weather events that ensued provided a preview of what might ...

SANTA CLARA COUNTY, Calif. – Luke Iseman and Andrew Song weren’t doing anything illegal hauling around 200-pound cylinders of sulfur dioxide in Song’s RV to pump into weather balloons. Against the law ...

A Sept. 9 Instagram video (direct link, archive link) features a weather forecast map showing a storm off the East Coast of the U.S. "Category 5 Hurricane Lee," narrates a man over the video. "It is a ...

The prospect of heat waves without end, increasingly destructive floods, relentless drought, rapidly rising sea levels, and ...

When US startup Make Sunsets released two weather balloons into the skies above Mexico’s Baja California peninsula last year, it kicked up a fierce debate about one of the world’s most controversial ...

Editor’s note: Marshall Brain – futurist, inventor, NCSU professor, writer and creator of “How Stuff Works” is a contributor to WRAL TechWire. Brain takes a serious as well as entertaining look at a ...

Last year a team of Harvard scientists had an idea involving a large balloon and a small amount of chalk dust. They devised an experiment in which a weather balloon would release less than 2 kilograms ...

The group invited about 30 experts to plan for a likely wave of new funding to study reflecting sun rays. Climate scientists, environmental activists and philanthropists met privately last month to ...