Earth
- Oceans
Satellites expose mysteries of the deep ocean
New detailed map of Earth’s seafloor reveals never-before-seen formations.
- Animals
Crabs guard coral from army of sea stars
Coral guard-crabs proved their worth during a 2008 outbreak of crown-of-thorns sea stars, with many successfully protecting their coral from being eaten.
- Climate
Missing winds probably foiled 2014’s chance for El Niño
Lack of antitrade winds probably hampered 2014 El Niño.
- Climate
19th century chronicles offer clues to mystery volcano
Meteorological records narrow down the time and place of a massive volcanic eruption that helped trigger a decade of extreme cold.
- Earth
Supervolcano blast would blanket U.S. in ash
A new simulation illustrates the explosiveness of the volcano that lurks beneath Yellowstone National Park in Wyoming.
- Environment
Crops take up drugs from recycled water
Plants irrigated with recycled wastewater can soak up tiny amounts of pharmaceutical compounds but what this means for human health is unclear.
- Plants
Borrowed genes raise hopes for fixing “slow and confused” plant enzyme
Inserting some bacterial Rubisco chemistry into a plant might one day boost photosynthesis and help raise crop yields.
- Earth
Shrinking ancient sea may have spawned Sahara Desert
The Saharan Desert probably formed 7 million years ago as the ancient Tethys Sea, the forerunner of the Mediterranean Sea, shrank.
- Agriculture
Drug-resistant staph can cling to farm workers for days
Agricultural exposure to staph bacteria could threaten the health of laborers and people who live near farms, a study of pig farm workers suggests.
- Earth
Warming alone triggered Antarctic ice shelf collapse
Warming surface temperatures, not an unstable foundation, probably doomed Antarctica’s Larsen B ice shelf.
- Climate
Greenhouse gases reached new records in 2013
Levels of carbon dioxide in the atmosphere rose more last year than any other year since 1984, according to a September 9 report by the World Meteorological Organization.
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