On a recent morning in central Vermont, where I live, it was raining, and the wood frogs had just begun to chorus. The sap run from the maple trees has started to dwindle as the branches begin to bud ...

Announcement part of controversial shakeup described by critics as administration attack on ‘science and scientists’ The Trump administration will move the US Forest Service headquarters from ...

A laser is usually constructed from two basic elements: a material that provides optical gain through stimulated emission and an optical cavity that partially traps the light. When the total gain in ...