Satellite data show that one small “hot spot” in the U.S. Southwest produces the largest concentration of the greenhouse gas methane seen over the United States.
Powerful earthquake in the S. Pacific last night. No Pacific-wide tsunami warning, and only a small tsunami wave at Easter Island. No injuries or damages.
Nearly 4,000 species of microorganisms were found in the cold, dark waters of Lake Whillans, which sits about half a mile below Antarctica’s ice sheet.
The Aral Sea - once the fourth largest inland sea in the world - has been shrinking markedly since the 1960s. Now its eastern basin has completely dried.