The butterflies’ resilience shows that some species are capable of adapting to dramatic changes in climate, food availability and urban development.

For beekeepers, the problem isn’t just climate change and extreme weather: It’s also DOGE, the trade war and the immigration crackdown.

The butterflies’ resilience shows that some species are capable of adapting to dramatic changes in climate, food availability and urban development.

Readers respond to President Trump’s orders that disrupt the V.A.’s ability to provide care. Also: Saving species; AI and human creativity.