Posts Tagged ‘Brown University’

Uncertain choices light up ‘explorer’ brains

BROWN (US) — People who consistently select for uncertainty may harness the computational power of a specific brain region. Continue…

Thursday, February 9, 2012 12:52 - 0 Comments

Health & Medicine - Feb 7, 2012 16:20 - 0 Comments

Missed Rx: Does doctor listen or lecture?

BROWN (US) — Doctors rely on orders, rather than problem-solving, when talking with HIV-positive patients about taking their medication. (more…)

Science & Technology - Jan 25, 2012 14:15 - 1 Comment

Rigid feathers suggest dinosaur could fly

BROWN (US) — Researchers say the winged dinosaurs Archaeopteryx had rigid black feathers, a finding that suggests that they could fly. (more…)

Health & Medicine - Jan 20, 2012 12:41 - 0 Comments

High-risk adults don’t get Hepatitis B vaccine

BROWN (US) — More than half of adults at the highest risk for hepatitis B remain unvaccinated—one reason that tens of thousands of people still contract the virus every year. (more…)

Diabetes: Device checks saliva, not blood

BROWN (US) — A new technique to measure glucose in saliva could eliminate the need for diabetics to draw blood to check blood sugar levels. (more…)

Health & Medicine - Jan 17, 2012 12:40 - 1 Comment

Gym benefits draw healthy seniors to Medicare

BROWN (US) — Medicare plans aren’t allowed to exclude unhealthy—and costly—seniors, but some plans get around the restriction by offering gym memberships to draw in healthier—and more profitable—members. (more…)

Health & Medicine - Jan 11, 2012 10:47 - 2 Comments

Chemical in cosmetics stalls tadpole brain

BROWN (US) — Even very low concentrations of a chemical commonly used in cosmetics hinders brain development in tadpoles, new research shows. (more…)

Society & Culture - Jan 4, 2012 12:59 - 3 Comments

Naps help toddlers ‘face’ the day

U. COLORADO-BOULDER (US) — A new study could be a wake-up call for parents of toddlers: Naps may be more important than you think. (more…)

Science & Technology - Dec 28, 2011 11:05 - 1 Comment

Climate spurs 65M years of evolution

BROWN (US) — Climate change profoundly influenced the rise and fall of six distinct and successive waves of mammal diversity in North America over the last 65 million years, new research shows. (more…)

Earth & Environment - Dec 21, 2011 16:02 - 0 Comments

Method rids water of heavy metals

BROWN (US) — Engineers have developed a system that cleanly and efficiently removes trace heavy metals from water. (more…)

How brain reacts to surprise is surprising

BROWN (US) — Primates learn from feedback that surprises them, and in a recent investigation of how that happens, neurosurgeons have learned that neurons in two important structures handle both good and bad surprises. (more…)

Society & Culture - Dec 8, 2011 11:40 - 0 Comments

Moral blind spot about passive harm

BROWN (US) — Individuals and courts deal more harshly with people who actively commit harm than with people who allow harm to occur. This moral distinction may be automatic, according to a new study based on brain scans. (more…)

Science & Technology - Dec 8, 2011 7:42 - 1 Comment

In tough times, nasty fungus turns to sex

BROWN (US) — Under hostile conditions, an infectious fungus—once thought to be asexual—is able to mate sexually, improving its chances of survival. (more…)

Health & Medicine - Dec 1, 2011 8:06 - 1 Comment

Compound defeats drug-resistant bacteria

BROWN (US) — When drugs are developed to combat infection, bacteria fight back by coming up with a deterrent. A newly developed compound makes the bacteria vulnerable again.

Science & Technology - Nov 29, 2011 18:10 - 0 Comments

Physicists set limit on dark matter mass

BROWN (US) — Physicists have set the strongest limit for the mass of dark matter, the mysterious particles believed to make up nearly a quarter of the universe. (more…)

Science & Technology - Nov 29, 2011 10:12 - 1 Comment

Nano wrinkles create tiny pipes

BROWN (US) — Wrinkles and folds, common in nature, do something unusual at the nanoscale. (more…)

Health & Medicine - Nov 16, 2011 12:13 - 0 Comments

Enzyme lets mice eat more, gain less

BROWN (US) — Mice that were engineered to express an enzyme in their fat tissue were able to eat more but gain less weight, according to a new study that clarifies how obesity and inflammation affect insulin resistance. (more…)