We need the moral courage that Francis exemplified — a willingness to speak truth to power and to call for radical ...

A new study suggests the extinction of Neanderthals nearly coincided with a shift in Earth's magnetic field that let more ...

If you have the means, switching to solar energy or a heat pump is also “a huge gift to the planet, and, over time, a huge ...

At a time when communities feel fractured, here's a look at online communities taking a pragmatic approach to changing the ...

The theme is broad—it’s about questioning the very notion of humanity,” curator Thiago de Paula Souza told Observer.