Fifty years ago, on December 16, 1974, Ford clinched a public health victory when he signed a bill that joined the pantheon ...

The Rundown Federal agencies publish reports on coastal groundwater hazards. White House science advisers submit their report ...

Shell-shocked residents of Valencia wondered when rain inundated eastern Spain in October. The turbulent floods, a deadly deluge, killed at least 224 people and laid waste to bridges and roads, ...

U.S. edges closer to approving big antimony and gold mine. By Katherine Ergil, Circle of Blue –  YELLOW PINE, IDAHO – The deep forests and steep canyons of this state are no strangers to ...

Kat is a reporting intern at Circle of Blue and a student at Northwestern University. She is a fourth-year student studying Earth & Planetary Sciences and Journalism with a strong interest in building ...

Brine is generally defined as water with a salt concentration higher than 50 parts per thousand, though some brines can be several times saltier Average salinity of the world’s oceans is roughly 35 ...