Nasa rover detects potential signatures of ancient microbial life on Mars

Perseverance identifies organic carbon molecules in rocks on riverbed that carried water billions of years ago Nasa’s Perseverance rover has detected complex carbon molecules in Martian rocks that are already in the spotlight for bearing potential signatures of ancient microbial life. Measurements taken by the rover’s Sherloc instrument identified organic...

The hidden toll of wood pellet power

After the world’s largest producer of wood pellets built what it called a state-of-the-art biomass facility near Ruby Bell’s home in Faison, North Carolina, she started organizing. Bell told her residents about the potential impacts, and tried to prevent the company from adding to the area’s environmental burden. It has...