Society & Culture - Dec 15, 2010 17:43 - 1 Comment

Stigma-free way to talk about sex

BROWN U. (US) — In Ethiopia researchers are using a simple, low-cost device to get honest answers from teens about risky sexual behavior and their knowledge of HIV/AIDS. (more…)

Health & Medicine - Dec 2, 2010 12:33 - 0 Comments

Quit smoking. Be happy

BROWN U. (US) — It turns out that quitting smoking doesn’t make you feel miserable; it makes you feel great. People who quit for good report feeling happier than ever. (more…)

Health & Medicine - Nov 19, 2010 16:23 - 1 Comment

Head blow-by-blow of college football

BROWN (US) — The scores are in: Defensive linemen take the most hits to the head in college football. (more…)

Earth & Environment - Nov 18, 2010 13:46 - 0 Comments

Fast coastal waters flow with diversity

BROWN U. (US) — The faster coastal waters flow, the greater the number of invertebrate species that live on rocks beneath the tides. (more…)

Science & Technology - Nov 15, 2010 15:09 - 0 Comments

Flaws only make graphene stronger

BROWN (US) — Despite what engineers had suspected, the joints where sheets of graphene meet don’t weaken it—instead the joints are nearly as strong as pure graphene. (more…)

Health & Medicine - Nov 10, 2010 16:34 - 0 Comments

Biofilm protein clamps DNA in its ‘wings’

BROWN (US) — A pair of proteins likely play a role in forming the slick coating of bacteria known as biofilms that can be difficult to treat with drugs. (more…)

Health & Medicine - Nov 9, 2010 14:20 - 1 Comment

For a few, no HIV drugs needed

UNC-CHAPEL HILL (US) — A small number of people with HIV have the ability to control the infection without therapy by priming their immune system to target the virus. (more…)

Health & Medicine - Oct 29, 2010 12:40 - 0 Comments

Size matters for Mad Cow proteins

BROWN (US) — How do prion proteins—the infectious agents in Mad Cow disease—become transmissible? A new study suggests size—not number— determines their efficiency in spreading. (more…)

Health & Medicine - Oct 26, 2010 10:04 - 1 Comment

Fertility clues from egg’s genetic trash

BROWN (US) — A new method of looking at the genetic material that egg cells discard offers a way to learn more about individual eggs without destroying them. (more…)

Health & Medicine - Oct 21, 2010 10:37 - 0 Comments

Killer virus has a deadly sweet tooth

BROWN (US) — It doesn’t strike often but when the JC polyomavirus does, it’s ruthless. The virus preys on people with weakened immune systems and almost always kills them. (more…)

Earth & Environment - Oct 13, 2010 12:25 - 2 Comments

Kinder, faster biodiesel conversion

BROWN U. (US) — Researchers have demonstrated a streamlined way to convert waste vegetable oil into biodiesel, eliminating the need for corrosive chemicals to perform the reactions. (more…)

Science & Technology - Sep 15, 2010 11:29 - 2 Comments

Artificial ovary grown using 3-D Petri dish

BROWN (US)—Scientists have invented the first artificial human ovary and successfully used the lab-grown organ to mature human eggs. (more…)

Science & Technology - Aug 24, 2010 10:54 - 0 Comments

Is the moon (still) shrinking?

CORNELL (US)—The highest-resolution images ever taken of the moon have revealed clifflike formations called scarps that suggest the lunar surface shrank within the last 1 billion years—and possibly more recently than that. (more…)

Health & Medicine - Jul 30, 2010 15:11 - 4 Comments

Diet linked to changes in breast cancer DNA

BROWN (US)—A new study suggests that epigenetic profiles of breast cancer tumors have a direct association with diet, alcohol, and tumor size. The finding could offer a new way to predict the severity of the disease. (more…)

Society & Culture - Jul 19, 2010 11:45 - 1 Comment

Mayan treasures discovered in king’s tomb

BROWN (US)—A well-preserved tomb of an ancient Mayan king has been discovered in Guatemala. The tomb is packed with carvings, ceramics, textiles, and the bones of six children, who may have been sacrificed at the time of the king’s death. (more…)

Health & Medicine - Jul 12, 2010 16:38 - 2 Comments

Is indoor tanning ever safe?

U. MINNESOTA (US)—The largest study of its kind definitively links the use of indoor tanning devices to increased risk of melanoma, the most serious form of skin cancer. (more…)

Science & Technology - Jun 30, 2010 11:58 - 6 Comments

Bacteria skedaddle when relatives start dying

INDIANA U. (US)—The deaths of nearby relatives have a curious effect on the bacterium Caulobacter crescentus—surviving cells lose their stickiness. (more…)

Earth & Environment - Jun 21, 2010 17:15 - 2 Comments

Is CO2 the missing link to past climate shifts?

BROWN (US)—By analyzing ocean sediment cores, researchers have concluded that carbon dioxide has played the lead role in dictating global climate patterns, beginning with the Ice Ages and continuing today. (more…)

Posts Tagged ‘Brown University’