Earth
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We summarize the week's scientific breakthroughs every Thursday.
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EarthOzone hole trims polar water’s CO2-absorbing power
Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification. Simulations also suggest that the dearth of ozone over Antarctica leads to ocean acidification
By Sid Perkins -
Health & MedicineCousteau finds “hypocrisy” in scientific whaling
Another challenge surfaces to Japan's "scientific" whaling.
By Janet Raloff -
Health & MedicineOf ‘science’ and fetal whaling
Japan had been sacrificing a large number of pregnant whales in the name of science.
By Janet Raloff -
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ClimateCarbon dioxide not to blame in ice age mystery
Scientists look at seafloor sediments to determine that a long-term decline in carbon dioxide is not the reason for less frequent ice ages.
By Sid Perkins -
EarthWhite House releases report on climate change
A new White House report addresses current and projected impacts of climate change across the United States.
By Sid Perkins -
Planetary ScienceSolar system’s future could be bumpy
A new study assesses the chances that two planets will collide or a planet will plunge into the sun in the next 5 billion years.
By Sid Perkins -
Health & MedicineHospitals’ drug problem
Hospitals often don't know pharmaceutical-waste rules, and even those that do often release huge quantities of drugs into the environment.
By Janet Raloff -
EarthThe Maine way to get rid of drugs
Maine residents can soon send away old and unwanted drugs for free, "green" disposal.
By Janet Raloff -
EarthWhen the Great Lakes were lower
New archaeological evidence shows signs of prehistoric hunting and other human activities on now-submerged portions of Lake Huron.
By Sid Perkins -
EarthUnexplained atmospheric chemistry detected
A field study in China reveals an unusually high and unexplained production of hydroxyl radicals.
By Sid Perkins -
AgriculturePesticide may seed American infant formulas with melamine
An insecticide may underlie traces of melamine, a toxic constituent of plastics and other materials, now being found in infant formulas.
By Janet Raloff