Earth
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We summarize the week's scientific breakthroughs every Thursday.
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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 -
EarthMinerals evolved along with life
Turns out, the variety and number of minerals in the solar system and on Earth have increased through time, and some minerals exist because Earth has life.
By Sid Perkins -
AgricultureA Mushrooming Advance
Human skin isn't the only thing that makes vitamin D upon exposure to the ultraviolet radiation.
By Janet Raloff -
ClimateFixing Climate: What Past Climate Changes Reveal About the Current Threat— And How to Counter It by Wallace S. Broecker and Robert Kunzig
Hill and Wang, 2008, 253 p., $25.
By Science News -
EarthStalagmite is scribe for monsoons, society
Cave formation has recorded monsoon strength in China since the third century.
By Sid Perkins -
ClimateClimate change stifling lemmings
Warmer winter temperatures are altering the snowpack, squelching the rodents’ population booms.
By Sid Perkins