A major report from the federal government lays out both the far-reaching perils of global warming and the cost-effective fixes that are available today.
Included in the new legislation is a requirement that the state generate all of its electricity from wind, solar and other carbon-free sources by 2040.
The Natural Resources Defense Council is eliminating its longstanding program promoting nuclear safety and cleanup as donors focus on the climate crisis.
As ever-larger telescopes are launched into space or built at high-altitude sites, these observatories still have wonders to share with visitors and astronomers alike.