News
- Humans
First rough draft of Neandertal genome released
A rough draft of the Neandertal genome is complete, scientists announced on Darwin’s 200th birthday.
- Health & Medicine
Sequencing virus genome to cure the common cold
The genomes of all known common cold viruses have been sequenced, providing new information on how the different strains are related, how they replicate and how to predict their virulence.
- Space
About-face: A look at the moon’s farside
Researchers have for the first time mapped the gravitational field of the moon’s farside — the lunar half that is permanently turned away from Earth.
By Ron Cowen - Health & Medicine
Bigger rewards boost tobacco quit rate
Smokers who are offered several hundred dollars are three times as likely to quit as those offered no reward.
By Nathan Seppa - Life
Duplication in genomes may separate humans from apes
A sudden peak in duplication of chunks of DNA in the common ancestor of humans, chimps and gorillas led to genetic flexibility, which created differences among the species.
- Humans
For gamblers’ brains, almost counts
In an experiment mimicking slot machines, people’s brains reacted similarly to almost winning as to winning, possibly explaining why gambling can be addictive.
- Health & Medicine
A better test for prostate cancer
Elevated urine concentrations of a compound called sarcosine in men with prostate cancer may signal an aggressive malignancy.
By Nathan Seppa - Psychology
Fatal fallout of financial failure
Using population data, researchers have linked a widespread Asian economic crisis in 1997 to an abrupt increase in suicide rates the following year in hard-hit places.
By Bruce Bower - Climate
Winter birds shift north
More than 170 common North American species are wintering farther north than they did in the past.
By Susan Milius - Life
Mother right whales know best, maybe
Southern right whales learn where to eat from mom and may not seek new feeding grounds if these favorite restaurants go belly-up.
- Life
Vertebrates, perhaps even humans, share teeth genes
Researchers have uncovered what may be a shared genetic toolkit for teeth, one common among vertebrates and mammals, including humans
- Health & Medicine
Postpartum psychosis most likely in month after childbirth
Mothers who develop postpartum psychosis are at greatest risk during the first month after childbirth, and even mothers with no previous history of mental illness could develop the condition