Corals have long captured the medical imagination. As Earth heats up, we might want to take our linked fates more seriously. It is easy to see how rising temperatures threaten humans and corals alike.

A hidden threat is emerging in the world’s glaciers: while most are shrinking, a rare group known as “surging glaciers” can ...

Wildfires used to die down and even stop at night with cooler temperatures and increased humidity. But a study released ...