Test for damp ground at Mars streaks finds none

Seasonal dark streaks on Mars that have become one of the hottest topics in interplanetary research don't hold much water, according to the latest findings from a NASA spacecraft orbiting Mars.

Global warming's next surprise: Saltier beaches

Batches of sand from a beach on the Delaware Bay are yielding insights into the powerful impact of temperature rise and evaporation along the shore that are in turn challenging long-held assumptions about what causes beach ...

Dry lake city: Great Salt Lake is shrinking

Utah's Great Salt Lake is the defining physical feature of its arid Western state. Seventy-five miles long and nearly 35 miles wide, the salt water remnant of ancient Lake Bonneville teems with aquatic life, serves as a critical ...

Study predicts salt marshes will persist despite rising seas

A new study in Nature Climate Change contends that traditional assessment methods overestimate the vulnerability of salt marshes to sea-level rise because they don't fully account for processes that allow the marshes to grow ...

Battery technology could charge up water desalination

The technology that charges batteries for electronic devices could provide fresh water from salty seas, says a new study by University of Illinois engineers. Electricity running through a salt water-filled battery draws the ...

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