* Did a modern-day scourge save ancient Earth?: A gas blamed for global warming may once have helped Earth escape a deep freeze, some scientists propose. ...
* How "puppydog eyes" do their trick: it's chemistry A so-called trust hormone may promote bonding between members of different species, as well as within a...
TOP STORIES * Ill-fated ice man may have suffered two assaults: Scientists say they've revealed a new chapter in a murder case some 5,300 years old. ...
* Fossil snake said to break length record: An ancient South American snake that might make today's feared anacondas seem almost cuddly is renewing discussion...
* Richest biological zones found to suffer most wars: More than four in five wars in recent times arose in areas identified as the most biologically diverse, a...
* From oral to moral? Dirty deeds may prompt "bad taste" reaction: Moral disgust may be an outgrowth of older forms of revulsion, psychologists propose. ...
* Technology seen slashing battery recharge time, weight: Engineers say they've found a way to move energy faster through a well-known battery material. ...
* Language of music may really be universal: Africans who have never listened to radio can pick up on emotions in Western music, according to a new report. ...
* A warm TV may drive away feelings of loneliness, rejection: For those feeling unloved, illusionary relationships with TV characters sometimes help fill the...
* Monkeys found to wonder what might have been: Recordings of brain cells show that monkeys take note of missed opportunities and learn from their mistakes,...
* 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. ...
* 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. ...
* "Dream therapy" set for a comeback?: Similarities in brain activity between a special dreaming state and some forms of mental derangement are drawing...
* Small "epidemic" may have killed Mozart: A minor bacterial outbreak spread from a military hospital may have felled the great composer, scientists say. ...
* Cities work much like brains, study finds: Highway interconnections in cities are organized and evolve much like brain connections, research suggests. ...
* Pre-"Lucy" fossils reveal secrets: The last common ancestor of chimps and humans was probably not as chimp-like as widely believed, researchers report. ...
* Could birth control pills alter mate choices?: Contraceptive pills may alter women's abilities to choose, compete for and retain mates, scientists say. ...
* It's not an earthquake -- it's an aftershock from long ago: Some "earthquakes" that occur in unusual locations may really be aftershocks of quakes centuries...
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