Canada’s climate plans are a PR front for a carbon-export economy: its oil sands are distorting the economy and derailing any ...

The XCMG XE215EV excavator's lithium-iron phosphate battery can be recharged in 1.5 hours or swapped out in 3 minutes, the ...

In his landmark 2015 encyclical “Praised Be,” Pope Francis cast care for the planet as an urgent and existential moral ...

Science and philosophy explain why a color is objectively real, even when people see the same shade differently.