Humans
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We summarize the week's scientific breakthroughs every Thursday.
- Life
H9N2 avian flu strain has pandemic potential
Just one change in a strain of avian flu virus makes it transmissible by direct contact in ferrets, but the virus still lacks the ability to spread by airborne particles.
- Health & Medicine
Running interference on cholesterol
Injected RNA molecule lowers LDL in rats and monkeys.
- Health & Medicine
Never bet against a pro
Players run a simulation of a throw in their own brains and muscles and are more accurate at predicting whether a shot will go in the basket than coaches, sports journalists or novice watchers.
- Health & Medicine
Perfumed mother’s milk
New study shows synthetic musks are passed on to babies through mother’s milk, but how these artificial compounds act in the body still unclear.
- Life
Making T cells tougher against HIV
Delivering small interfering RNAs, or siRNAs, to human immune cells in mice protects the cells from HIV and suggests future therapy for patients.
- Humans
Neandertal mitochondrial DNA deciphered
Researchers have completed a mitochondrial genome sequence from a Neandertal. DNA taken from a 38,000-year-old bone indicates that humans and Neandertals diverged 660,000 years ago and are distinct groups.
- Life
Eat less, weigh more
Separate neurons in the nematode brain control eating and fat-building. The discovery may help explain some mysteries of obesity.
- Health & Medicine
Nanomagnets tackle cancer
Under the influence of an external magnetic field, tiny magnets act as highly localized space heaters, warming to temperatures that kill adjacent cancer cells.
By Janet Raloff - Earth
TV Take-Backs
Here's one solution for all of the conventional TVs that will be cast off during the imminent digital-TV transition.
By Janet Raloff - Climate
A Fairy Tale: Cheap Gas
Lawmakers are looking for an answer on how to lower the price of gasoline: That's the wrong question.
By Janet Raloff -
- Health & Medicine
Neuron Killers
Misfolded, clumping proteins evade conviction, but they remain prime suspects in neurodegenerative diseases.