Earth
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We summarize the week's scientific breakthroughs every Thursday.
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EarthMarine pollution spawns ‘wonky babies’
Featured blog: Pollutants at sea can slow critters' sperm or induce DNA damage.
By Janet Raloff -
EarthPlate tectonics got an early start
The chemistry of minerals preserved in Australian rocks suggests tectonic activity for Earth’s earliest eon.
By Sid Perkins -
EarthAntidepressants make for sad fish
Fish may suffer substantially from even brief encounters with antidepressants, which wastewater releases into river water.
By Janet Raloff -
PaleontologyBacteria may play big role in forming fossils
Bacteria can build a biofilm that preserves a tissue's structure.
By Sid Perkins -
HumansIs Your Fish Oil Polluted?
Clues to gauging the likely purity of fish-oil capsules.
By Janet Raloff -
HumansWhen Not to Flush
Toilets are not where we should be disposing of unwanted medicines.
By Janet Raloff -
EarthAntidepressants Aren’t for Fish
Antidepressants can play potentially dangerous mind games with fish.
By Janet Raloff -
HumansWhat an Acid Bath!
One fallout of space shuttle launches can be a transient change in water pH.
By Janet Raloff -
EarthIt’s Night: Why’s It So Light?
We're wasting scads of energy while much of the world sleeps.
By Janet Raloff -
EarthSubglacial lakes flood, glaciers speed up
Floods that occasionally surge from immense lakes trapped beneath the Antarctic ice sheet can significantly affect the flow rate of overlying glaciers, a new study shows.
By Sid Perkins -
LifeSupreme Court lifts restriction on Navy sonar testing
Justices overturn restrictions that require Navy to stop using sonar when marine mammals are within 2,200 yards of vessels.
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EcosystemsCosts of Choked-Up Waters
Scientists tally the economic toll of fertilizing pollutants on water quality.
By Janet Raloff