That “HEPA” label on your air purifier might not mean what you think it does, and the difference actually matters.

Some things in our world are just so freaky that it makes people think there's no way they can be real. Take the platypus, ...

There's been interest in longevity, promoting it, for millennia. But this 25-year campaign really brought it to the forefront ...

A new study explains why carbon dioxide is cooling the upper atmosphere, even as it is warming Earth’s surface.

California health officials have released new scientific findings that suggest the health risks from exposure to two ...

When atmospheric chemists Paul Crutzen and John Birks added smoke into their computer models of nuclear war scenarios, they ...

That cheap charger, tiny mouse, or gaming handheld sitting on your desk could be making your work setup worse in ways you ...

Climate change, the ozone layer, carbon footprints— these were the conversations that once dominated global discourse. And then somewhere between one crisis and ...

The former vice president made an appearance at THR and the Sustainable Entertainment Alliance's Sustainability in Entertainment Honors, with awards presented to 'Paradise,' 'The Boroughs' and 'Grey's ...

The environmental crises of the past often seem to disappear—have problems like acid rain and smog been solved?