7,733 results
- Earth
Groundwater isolated for eons
At least 1.5 billion years after it last saw the surface, flowing liquid may host life.
- Climate
Grape expectations
Global warming has delivered long, warm growing seasons and blockbuster vintages to the world’s great wine regions. But by mid-century, excessive heat will push premium wine-making into new territory.
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- Humans
Obama seeks R&D funding boost in tough times
The administration’s proposed budget for fiscal year 2014 lifts nondefense research spending by 9 percent.
- Planetary Science
Faint Young Sun
Scientists struggle to understand how early Earth stayed warm enough for liquid water.
- Earth
Magnitude 8.0 earthquake strikes Solomon Islands
Temblor is the largest in a month of seismic activity on Australian-Pacific plate boundary.
- Earth
The Arctic was once warmer, covered by trees
Pliocene epoch featured greenhouse gas levels similar to today's but with higher average temperatures.
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101 American Geo-Sites You’ve Gotta See (Geology Underfoot) by Albert B. Dickas
This handy guide has plenty of labeled photos and diagrams to help you find geological sites of interest in all 50 states. Mountain Press, 2012, 250 p., $24
- Life
Microbes flourish at deepest ocean site
At the bottom of the Mariana Trench, eleven kilometers down, bacteria prosper despite crushing pressure and isolation.
- Earth
Kansas was unbearably hot 270 million years ago
Temperatures soared to nearly 74 degrees Celsius, which no plants or animals could endure.
- Earth
Landslides detected from afar
Seismic fingerprints can reveal that a rock avalanche has occurred in a remote location.
- Life
Impact craters may have been a toasty home for early life
The heat generated during a cosmic crash could have nurtured ancient organisms.
