Russia’s invasion of Ukraine has led European governments to propose bans on Russian oil and gas, but rising energy costs and a lack of alternatives are undermining the effort. Here’s how Europe has …

Solar energy, the world’s cheapest and fastest-growing power source, could one day supply most of the world’s energy needs. But in a new book, “Taming the Sun: Innovations to Harness Solar Energy and…

The next president of the United States will play a critical role in shaping the country’s climate policy, deciding whether and how to reduce emissions, while minimizing any impact on economic growth…