Chemistry
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We summarize the week's scientific breakthroughs every Thursday.
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- Plants
Most energy drinks lag in added health benefits
Many caffeinated tonics lack natural antioxidants and other beneficial compounds found in coffee, yerba maté and other plant-based drinks.
- Tech
New help for greasy works of art
NMR technique identifies oil stains, guiding art conservation efforts.
- Chemistry
Deep-sea plumes: A rush to judgment?
A new report suggests a deep-sea plume of oil in the Gulf of Mexico has been gobbled up by microbes. But the scientist who described the incident doesn't "know" that. He can't — yet.
By Janet Raloff - Chemistry
How to bug bugs
New insights on how insect repellents work could eventually help scientists prevent the transmission of diseases like malaria.
- Chemistry
Tracking bird flu one poop at a time
Mice can sniff out duck droppings laced with the virus.
- Chemistry
Deep-sea oil plume goes missing
Controversy arises over whether bacteria have completely gobbled oil up.
By Janet Raloff - Plants
Chlorophyll gets an ‘f’
New variety of photosynthetic pigment is the first to be discovered in 60 years
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- Chemistry
Superconductors go fractal
Oxygen atoms arrange themselves in a self-similar pattern to help conduct electricity without resistance.
- Space
All wet, or high and dry?
The moon’s interior contains far less water than Earth’s, new studies of rocks collected by Apollo astronauts suggest.
- Chemistry
Receipts a large — and largely ignored — source of BPA
A host of small studies raises a big alarm about exposure to a hormone-mimicking chemical.
By Janet Raloff