Science Update
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Why sleep deprivation clouds thinking, what the brainwaves of sleeping teenagers reveal, and how a video game helps sick kids strengthen their lungs. Also, why a team of epidemiological sleuths invaded school graduations across Maryland last year. And, new study reveals extreme gender bias in children’s books.
The soaring price of gold drives deforestation in the Amazon, colonoscopies laced with gold could help detect cancer, and honey protects against antibiotic resistance. Also: a starless starfish, and a jellyfish that navigates without a brain.
Researchers have re-created dysfunctional brain cells from the skin of a schizophrenic patient.
A kind of honey from New Zealand may reverse antibiotic resistance in wound infections.
Stem cells flock to the site of wounds, sometimes leading to tumors in mice.
The immune systems of chronically lonely people switch from fighting viruses to fighting bacterial infections.
A new study of the bacteria in cow's stomachs could help boost the production of biofuels.
A diversity of microorganisms lives in the hot rocks deep beneath the ocean floor.
Modern sanitation may result in higher rates of inflammation and depression.
Bacteria attack their neighbors using tiny poison darts.
The key to successful cancer vaccines of the future may lie in turning off a tumor's ability to shut down the immune system.
Researchers are transforming skin cells to blood cells in the lab.
Bacterial poison darts, a new approach to cancer research, turning skin into blood, depressing night-lights and the differences between human and Neanderthal brains.
ANIMALS: How dolphins breathe, sea snails that hide their gender, the genetics and epigenetics of ant colonies, and looking mad-cow disease in the eye.
Some drug-resistant bacteria protect weaker members of their colony.
FLU SEASON: Can exercise help stave off illness? Changes to the seasonal flu vaccine, bacterial surprises, and better ways to purify water in developing countries. Also: did life originate between mica sheets?
Stomach bacteria may play a role in multiple sclerosis, according to an animal study.
Cancer cells selectively use fructose to divide and proliferate.
CUTTING-EDGE MEDICINE: Re-growing joints and re-constructing faces, the link between gut bacteria and multiple sclerosis, and octopus venoms that could treat pain.
SUNSCREEN & SUPPLEMENTS: Sunscreens from ivy, why tanning oil speeds up skin damage, and when to apply sunscreen. Also: the link between fructose and pancreatic cancer, and over-the-counter weight-loss supplements fail the grade.
Bacteria find thawed arctic soils really yummy. That might be good for the bacteria, but it could be bad for the planet.
A research vessel tracks the ecological effects of plastic debris in the Atlantic Ocean.
Scientists have developed a way to turn municipal waste into biodegradable plastic.
