* Did global warming power Hurricane Katrina? Scientists are studying whether the country most widely blamed for global warming, has suffered of one of the ...
* Tiniest dino eggs reportedly found: The eggs combine features typical of dinosaur and bird eggs, researchers say, and may have come from a creature not much...
* Scientists recreate virus that killed millions: Researchers say they have made a virus identical in most key respects to one that killed up to 50 million...
* Rembrandt, brain scientist?: The great Dutch painter's portraits may both reflect and shed light on some very modern principles of brain research, two...
* Violent dreams could answer evolutionary questions, researchers say: A bizarre disorder in which sleepers act out dreams of combat might help explain how...
* Battered women have more sons, study finds: The controversial study claims abused women have been pawns in a perverse evolutionary mechanism that spread...
* Did U.S. government lie about deadly virus project?: Officials seem to have quietly reversed an assurance they gave last month -- that a killer virus...
* Galaxies may have spit out monster black hole: Two crashing galaxies may have shot out a "supermassive" black hole that's soaring through space, some...
* How "dinosaurs of the ocean" evolved: When an amateur fossil hunter found a bit of animal backbone at a construction site 16 years ago, he knew it was...
* Study traces Egyptians' stone-age roots: A researcher says that using ancient teeth, he has learned who the Egyptians may have been before history. ...
* Study finds memories are like mental time travel: When you remember something, your brain recreates the patterns of activity it had when the event happened,...
* A molecule that won't sit still: Chemists say they have finally figured out the shape of a molecule whose furious jiggling thwarted past attempts to study...
* WIPED OUT: Global warming sowing disease, extinction, researchers say Climate change is promoting diseases that have killed off dozens of amphibian species,...
* Study: eating less may delay human aging: Scientists report the first evidence that a phenomenon long noted in some animals may be true of humans also. ...
* Searching for extra dimensions: A new detector of elusive particles called neutrinos might provide evidence for extra dimensions, researchers say. ...
* T. Rex "granddaddy" described as vicious little monster: Fossils suggest Tyrannosaurus Rex's earliest known ancestor was a fierce hunter who wore a crown for...
* Race matters to 3-month-olds, study finds: Early in life, many of us start to prefer faces of people from our own race to others, according to researchers. ...
* "Backward evolution" spawns ape-like people: A newfound mutation is reported to make people walk on all fours and mouth a primitive language, possibly...
* Claim of reversed human evolution sparks skepticism, interest: Scientists' reactions have ranged from deep doubt to curiosity over last week's report of a...
* Misconduct claim fuels clash of "wrist-walker" researchers: The already bizarre case of a syndrome whose victims walk on all fours has taken a surprise turn....
* Pompeii destruction wasn't worst Vesuvius had to offer: study Thousands of footprint trails attest to a mass flight from a prehistoric village, geologists...