Science Update
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EARLY HEALTH - A molecule that could make it possible to jumpstart the newborn immune system. Why too many brain cells could be a bad thing. And, could humidity affect flu transmission? Also: The effects of sleep deprivation on your genes.
Fighting disease involves maintaining the healthy populations of microbes that live inside us.
Fragile X Syndrome, a leading genetic cause of intellectual impairments, may actually result from too much brain activity.
Low humidity may increase the transmissibility of the influenza virus indoors.
Cliff swallows are evolving rapidly in response to an urban environment.
Camels seem perfectly suited to life in the desert, but they may have evolved those traits in the high Arctic.
Researchers have identified a molecule that could help turn on newborn babies’ immune systems.
Scientists discover shared genetic markers for five common psychiatric disorders.
Fruit flies sometimes marinate their young in alcohol to protect them from parasitic wasps.
Researchers have successfully copied a molecule that protects our bodies from our own immune systems.
Fur seals sleep with one half of their brain at a time.
Did our ability to digest alcohol first emerge at the dawn of civilization or millions of years earlier?
Scientists have reproduced a human ear using a 3-D printer.
A newly discovered but long-extinct whale species may have eaten sharks.
Sensors the size of temporary tattoos could transform how brain signals are monitored.
Other people help human mothers through the emotional and physical aspects of the birth process, which help decrease the risks of childbirth. But apes have easy births, and prefer to go it alone.
Sensors the size of temporary tattoos could transform how brain signals are monitored.
2013 AAAS ANNUAL MEETING, BOSTON, MA - Researchers are discussing how to treat psychological problems in chimpanzees, and why childbirth is such an ordeal in humans but not in apes. Also: scientific detectives have solved an art mystery. And researchers have unveiled ultrathin, wireless sensors that can monitor your brain activity.
Other people help human mothers through the emotional and physical aspects of the birth process, which help decrease the risks of childbirth. But apes have easy births, and prefer to go it alone.
MICROBIAL LIFE - How antibiotic-resistant bacteria spread, tracing HIV back millions of years, and how life thrives among the storm clouds. Also, a listener's question about the common cold.
A world of bacterial life inhabits storm clouds high in the atmosphere.
Mood can affect older adults’ performance on cognitive tests.
Scientists are learning how stress can promote cancer.
A salivary gland biopsy may finally make it possible to definitively diagnose Parkinson's Disease in living patients.
