This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology. Solar geoengineering startups are getting serious Solar ...

Investment firms have put over $100 million into developing risky technologies that could cool the planet with unknown side effects. Venture capitalist Finn Murphy believes world leaders could soon ...

Two scientists argue that the growing commercial efforts to counter climate change by reflecting away sunlight will thwart responsible research in the field. Last week, an American-Israeli company ...

Solar geoengineering, a bunch of techniques that aim to mask some effects of climate change by blocking sunlight, isn’t on the agenda for this month’s COP30, the U.N. climate conference. It ought to ...

Human perceptions hold the key to the future of solar geoengineering and other approaches to cool our warming planet. Subscribe to our newsletter for the latest sci-tech news updates. A new study from ...

The top scientist for the Geneva-based United Nations Environmental Programme said the organization is exploring the topic of climate engineering because “growing concerns about the lack of global ...

“Plan C for Civilization” takes stock of the amateurs and experts who see promise in using technology to cool the Earth. Two geoengineering projects unfold side by side. Both involve a futuristic ...

Imagine waking up one morning to discover that someone has been altering the atmosphere above your head without asking. Sounds like science fiction, right? Yet this is precisely the conversation ...