Growing Gold Inside Tumors Can Help Kill Cancer, Google Aims to Run on Carbon-Free...

Ozone Layer to Fully Heal, $1B for Global Health, US Hits Milestones in Midterm...

Thanks to the Montreal Protocol of 1987, the ozone layer will fully heal by 2050; philanthropists and 10 governments...

Tasmanian devils return to Australian mainland, Maryland bans single-use styrofoam...

World’s Largest Tropical Forest National Park, Hiring Refugees, ‘Quieter Hour’...

Colombia’s tropical forest national park Serranía de Chiribiquete is the size of Denmark and has one of the highest...