Humans
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We summarize the week's scientific breakthroughs every Thursday.
- Tech
Obama selects Steven Chu as Energy Secretary
Featured blog: Chu is an energy researcher who also shared the 1997 Nobel Prize in physics.
By Janet Raloff - Chemistry
ENV Tidbits: Corals, nano concerns, and more
News nuggets on climate-imperiled corals, nanotech worries, and soft drinks bearing pesticides.
By Janet Raloff - Health & Medicine
In the brain, justice is served from many parts
Imaging study reveals variation in brain activity depending on the severity of punishment a person decides.
- Health & Medicine
Pollutants in the womb can trigger adult cancers
Mouse study shows fetal exposure to carcinogens may pose long-term risks.
By Janet Raloff - Health & Medicine
Antioxidants fail to prevent prostate cancer
Selenium, vitamins C, E don’t lower incidence of prostate cancer in two large trials.
By Nathan Seppa - Chemistry
Engineered bacteria create high-energy biofuel
Scientists alter E. coli microbes to make a high-energy alcohol not produced naturally
- Humans
When giving gifts, the price is wrong
Gift givers expect that expensive presents will be appreciated by gift receivers more than inexpensive presents, but three new investigations suggest that that’s not the case.
By Bruce Bower - Health & Medicine
Malaria vaccine closer to reality
The success of two trials sets the stage for a final, large-scale trial that could mean approval of what would be the first vaccine against Malaria.
By Nathan Seppa - Humans
Obama Could Learn from ‘Junk Bros.’
Think what TV brothers who recycle trash could do with the outmoded structure of federal agencies.
By Janet Raloff - Earth
Biological Cadre Turns Political
Conservation scientists lobby the presidential-transition team to select an Interior Secretary who respects and defends science.
By Janet Raloff - Health & Medicine
Lack of sleep has genetic link with type 2 diabetes
Large genomic studies show body rhythms, melatonin may influence sugar levels in the blood.
- Health & Medicine
Honeybee CSI: Why dead bodies can’t be found
Virus could explain one symptom of colony collapse.
By Susan Milius