Earth
- Climate
Watching our seas rise
Satellites, coral reefs, ancient Roman fishponds and sinking cities help us understand how humans are changing sea level.
- Environment
Exhaled air: A problem in buildings?
New studies suggest carbon dioxide that accumulates in classrooms could limit how well the brain processes information, lead to more student absences.
- Earth
Earth’s big breakup
Powerful motions beneath the Indian Ocean unleashed a series of earthquakes near Sumatra.
- Microbes
Living long beneath the sea
Microbes in the mud beneath the seafloor may live millions of years, redefining what it means to be old and alive.
- Chemistry
Making rocks into magnets
Lab experiments show one way that certain types of stones can morph into magnets.
- Oceans
Icy inns at Earth’s end
Intrepid researchers discover icebergs host large and lively communities of life.
- Climate
Seal scientists
Elephant seals help climate scientists understand deepwater heating around Antarctica.
- Climate
A record Arctic melt
Satellites show summer 2012 sea ice covering the Arctic Ocean shrunk to a record low.
- Climate
Hot summer for a cold island
A rare heat wave rolled over Greenland in July, thawing its ice and snow.
- Animals
Python-palooza!
Monster-sized Burmese python bearing record-number of eggs retrieved in the Florida Everglades.
- Climate
Iron versus climate change
Metal deposits can promote the growth of ocean algae that gobble greenhouse gas.
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