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“Long before it’s in the papers”
October 07, 2009
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= EXCLUSIVES =
CONTENTS
Huge “hidden” Saturn ring found For freeloader birds, careful counting comes in handy Small “epidemic” may have killed Mozart Scientists report growing new teeth for mice, in place Monkeys live longer after eating less: study Study turns pigeons into “art critics” Do sex cells hold the secret to long life? No enforcement, no trade—not for chimps It’s not just chemical—it’s the same chemicals Multiple out-of-Africa migrations seen for early humans Technology seen slashing battery weight, recharge time HIV gene therapy trial results seen as positive How “puppydog eyes” do their trick: chemistry Ancient African exodus mostly involved men: geneticists How unusual cells may hold key to HIV control Photo captures 3 planets in far-off system “Other half” of Darwin’s theory passes test Researchers explore amnesia, sex link Report: cells “from space” have unusual makeup Washington’s doctors absolved Dolphins and the evolution of teaching “Extreme” rain follows global warming Drug may trick body into “thinking” you worked out Tit-for-tat: birds found to repay wartime help Eat the parents Martian “Yellowstone” might have nourished life Dip in brainpower may follow drop in real power Musical genes may be coming to light The inbred—betrayed by scent? The evolution of drug abuse After jeers, some recognition for “reverse evolution” theorist Moon systems, not planets, may be place to find aliens
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Small “epidemic” may have killed Mozart
A bacterial outbreak spread from a military hospital may have felled the great composer, scientists say.
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Scientists report growing new teeth for mice, in place
The technique may be a step toward more advanced organ replacement therapies, researchers propose.
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Monkeys live longer after eating lighter, research finds
Cutting calories by 30 percent seems to have remarkable effects, scientists say.
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Study turns pigeons into “art critics”
A Japanese researcher is reporting that he has trained birds to tell apart “good” and “bad” children’s paintings.
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Do sex cells hold the secret to long life?
The secret of longevity may lurk within the genetic activity of sperm and eggs, new research suggests.
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No enforcement, no trade—not for chimps
Scientists have managed to teach chimps to trade a primitive “currency.” But the creatures never quite ran with the idea.
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It’s not just chemical—it’s the same chemicals, study suggests
Much the same cocktail of substances may flow in both men and women as a result of their mutual attraction.
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Multiple out-of-Africa migrations seen for early humans
Fossils suggest early, anatomically “modern” humans split into many isolated groups before leaving Africa, scientists say.
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Technology
predicted to slash
battery recharge time, weight
Engineers say they’ve found a way to move energy faster through a well-known battery material.
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HIV gene therapy trial results seen as positive
A new treatment appeared to safely boost the number of immune system cells normally attacked by HIV, according to researchers.
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“Out of Africa” came mostly men, geneticists say
An ancient migration from Africa is thought to have led to most human populations outside the continent.
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How “puppydog eyes” do their trick: chemistry
A so-called trust hormone may promote bonding between members of different species, as well as within a species, researchers say.
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How unusual cells may hold key to HIV control
Rare people who manage to control HIV on their own are offering new insights into how the immune system kills infected cells.
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Photo captures 3 planets by distant sun
The technology for imaging worlds in far-off solar systems is making strides, astronomers say.
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Videogame craving may rev up brain’s addiction circuits
When the urge to play a video game strikes, some players show similar brain activity to that of drug addicts, a study suggests.
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“Other half” of Darwin’s theory passes test
Some flirtatious microbes have confirmed Darwin’s view of how sexual advertising evolves, biologists say.
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Researchers explore amnesia, sex link
Investigators are puzzled by reports suggesting sexual intercourse may occasionally lead to temporary amnesia.
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Report: cells “from space” have unusual makeup
A lineage of mysterious microbes found in some rain give off colors in a strange way, two scientists are reporting.
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Washington’s doctors absolved
The statesman was beyond help when his much-maligned doctors found him one fateful morning, a study concludes.
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Dolphins and the evolution of teaching
Some dolphins seem to teach their young to forage, by repeating actions many times and “pointing” at things, scientists report.
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“Extreme” rain follows global warming
Heavy rain is coming unexpectedly more often as global warming continues, researchers say.
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Drug may trick body into “thinking” you exercised
A new study is creating both hope, and worries that a remarkable substance could be ripe for abuse.
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Tit-for-tat: birds found to repay wartime help
Pied flycatchers and red-winged blackbirds share two traits, studies suggest: they’re feisty defenders and shrewd account keepers.
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Eat the parents
In a practice thought to be over 100 million years old, some creatures feed on their mothers’ skin.
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Tests back up theory of hot springs on Mars
Mars may have experienced life-giving processes similar to those that occur at Yellowstone National Park, researchers say.
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Dip in brainpower may follow drop in real power
Researchers say lack of status seems to erode mental function—with complicated implications for society.
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Musical genes may be coming to light
Musical ability seems to share genetic roots with language, scientists report.
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The inbred—betrayed by scent?
Female mice can sniff out inbred males, and the same might be true of other species, researchers say.
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The evolution of drug abuse
New research challenges traditional explanations of why we wallow in chemical gratification.
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After jeers, some recognition for “reverse evolution” theorist
A leading scientific journal is set to publish genetic findings by a researcher of people who walk on all fours.
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Moon systems, not planets, may be place to find life
Alien life might be both easier and more interesting to discover through a new strategy, a study suggests.
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=
MORE NEWS =
CONTENTS
Coin hoards may reveal population histories Color plays “musical chairs” in brain Pre-“Lucy” fossils reveal secrets Hyenas cooperate better than chimps, study finds Rough day at work? You might not feel like exercising Key to subliminal messaging: keep it negative, study suggests Lower IQ’s measured in spanked children Moon may have water Exotic life forms: looking for life as we don’t know it Study: torture produces unreliable information Negative public opinion seen as warning signal for terrorism Tiny “T. rex” found Fungus-treated violin beats Strad in blind test Showerheads may spray germs in your face Brain activity may predict schizophrenia Graffiti “shield” offers hope for paint-threatened monuments Memories may persist even when forgotten Cities work much like brains, study finds Oldest known black hole reported found Artificial steps against global warming may be dangerous, necessary Tiny “nanolaser” could change face of computing, telecom Brain region linked to sense of personal space Signs of recent Ice Age noted on Mars Last great forest under threat, study finds Unguided, we really do go in circles, study finds Technique reveals buried images in new way Building block of life reported found in comet Cancer stem cells not drug-immune, researchers find Crash destroyed little planet, scientists say Chicken-hearted tyrants? Dinos may have sought easy prey Tiny deer, gliding frog among 100s of newfound species Sharpest views of a colossal, violent, star “Dream therapy” set for a comeback? Reflection is key to jewel beetle colors, scientists say A new way to fix a broken heart? Astronomers: impact gives Jupiter bruise as wide as Pacific Origin of raindrop size “revealed” Fossil poop balls reveal secrets of lost world Ocean current changes predicted to be gradual Cats are crafty manipulators, study finds
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Buried coins may reveal population histories
Hidden hoards can help reveal the population trends of a given time period, a new study suggests.
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Pre-“Lucy” fossils reveal secrets
The last common ancestor of chimps and humans was probably not as chimp-like as widely believed, researchers report.
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Color plays “musical chairs” in brain
A color divorced from the shape to which it “belongs” seems to go into another one, scientists have found.
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Hyenas cooperate better than chimps, study finds
The much-maligned, dog-like creatures may beat out our ape relatives in cooperative problem-solving tests.
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Key to subliminal messaging: keep it negative, study suggests
Subliminal messaging is most effective when the message being conveyed is negative, according to new research.
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Rough day at work? You might not feel like exercising
If you use your willpower to do one task, it may deplete your willpower for a totally different task, scientists say.
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Lower IQ’s measured in spanked children
Only part of the effect is due to spanking itself, but still, laws should be passed against spanking, some researchers say.
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Exotic life forms: looking for life as we don’t know it
A new research group is devoted to finding out how life might evolve using chemicals not found in Earth-based life forms.
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Moon may have water
Our moon is potentially not quite as dry as it is traditionally thought to be, researchers say.
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Study: torture produces unreliable information
Extreme stress appears to warp memories while motivating suspects to say anything to stop the torture, new research claims.
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Tiny “T. rex” found
An ancestor of the giant predator resembles a miniature replica of it, at 1/90 the weight, scientists say.
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Negative public opinion seen as warning signal for terrorism
Terrorism is more likely when one country’s people dislike the leaders and policies of another, a study has found.
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Fungus-treated violin beats Strad in blind test
A newly developed type of violin won in a blind contest against one made by the most famed violin maker of history.
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Showerheads may spray germs at you
Your morning scrubdown may give you more than you bargained for.
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Brain activity might predict schizophrenia
A small area in our heads is linked to the earliest stages of a serious mental illness, researchers say.
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Memories may persist even when forgotten
Scientists have found that a person’s brain activity while remembering an event is similar to when it was first experienced, even if specifics can’t be recalled.
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Graffiti “shield” may offer hope for paint-threatened landmarks
Graffiti mars many historic monuments, and can be hard to erase without damaging the underlying surface. But help may be coming.
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Cities work much like brains, study finds
Highway interconnections in cities are organized and evolve much like brain connections, research suggests.
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Artificial steps against global warming may be dangerous, necessary
Humanity is boxing itself into a corner when it comes to climate change, scientists say.
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Oldest known black hole reported found
New research could shed light on the origins of the most massive black holes.
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Tiny “nanolaser” could change face of computing, telecom
Researchers say they have created a device that can generate visible light in a space smaller than a protein molecule.
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Signs of recent Ice Age noted on Mars
The distribution of ground ice hints at a colder time in the Red Planet’s past, researchers claim.
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Brain region linked to sense of personal space
A new finding may shed light on the brain mechanisms involved in social behavior.
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Last great forest under threat, study finds
Scientists are calling for urgent preservation of the boreal forest across large stretches of Russia, Canada and other northern countries.
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Unguided, we really do go in circles, study finds
The popular wisdom about lost travelers is correct, research indicates.
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Technique reveals buried paintings in new way
A new X-ray method shows never-seen details of a painting hidden under another painting by illustrator N.C. Wyeth, researchers report.
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“Dance restaurant” theory of water takes shape
New studies suggest the molecular structure of water can be compared to a crowded restaurant with a dance floor.
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Building block of life reported found in comet
The finding supports a claim that ingredients for life might have come from space, according to NASA scientists.
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Cancer stem cells not drug-immune, researchers find
Scientists say they have found the first chemical that selectively kills cells that spawn deadly tumors.
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Crash destroyed little planet, scientists say
A NASA telescope is thought to have found evidence of a violent collision between two planets around a young star.
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Chicken-hearted tyrants? Dinos may have sought easy prey
Huge, meat-eating dinosaurs like T. rex seem to have preferred picking on youngsters, researchers say.
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Tiny deer, gliding frog among 100s of newfound species
A biological treasure trove threatened by climate change, the eastern Himalayas are still giving up secrets.
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Sharpest views of a colossal, violent, star
Astronomers have captured the sharpest views yet of the doomed “supergiant” star Betelgeuse.
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“Dream therapy” set for a comeback?
Similarities in brain activity between a special dreaming state and some forms of mental derangement are drawing interest from researchers.
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Reflection is key to jewel beetle colors, scientists say
New studies could lead to applications including car paints that reflect different colors from different angles.
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A new way to fix a broken heart?
Scientists have reportedly devised a method to to coax mature heart muscle cells into regenerating.
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Astronomers: impact gives Jupiter bruise as wide as Pacific
Something apparently slammed into the giant planet in the last few days, scientists report.
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Origin of raindrop size “revealed”
The sizes of raindrops result from the breakup of larger droplets, new high-speed films indicate.
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Fossil poop balls reveal secrets of lost world
A study has revealed an intricate network of long-ago interactions in “mega-dung” from giant mammals.
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Ocean current changes predicted to be gradual
Scientists have released a rare bit of hopeful news linked to global warming.
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Cats are crafty manipulators, study finds
Anyone who has had cats knows how hard it can be to get them to do anything they don't want to do.
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