SCIENCE



Let's Talk About: Rover begins ninth year on Mars

2012-03-08 00:00:00

NASA's Mars Exploration Rover Opportunity recently began its ninth year on the surface of the Red Planet.


Solar storms ramp up, take aim at Earth

2012-03-08 00:00:00

Since Sunday, the sun has launched a barrage of flares, particle radiation and blobs of plasma that have disrupted some radio communications


Lactose Intolerant, Before Milk Was on Menu

2012-03-08 00:00:00

Since it was discovered in 1991, preserved in 5,300 years' worth of ice and snow in the Italian Alps, the body of the so-called Tyrolean Ice


Data Hint at Hypothetical Particle, Key to Mass in the Universe

2012-03-08 00:00:00

After 40 years, more evidence is being reported Wednesday that the end of the biggest manhunt in the history of physics might finally be in


Let's Talk About Birds: African grey parrots

Let's Talk About Birds: African grey parrots

2012-03-07 00:00:00

African grey parrots are a medium-size parrot native to the forests of central Africa.


Triceratops' Quiet Cousin, the Torosaurus, Gains New Legitimacy

2012-03-07 00:00:00

NEW HAVEN -- Growing up in Calgary, Alberta, Daniel Field idolized John R. Horner, the well-known paleontologist who helped inspire Michael


Australia's Changing View of the Dingo

2012-03-07 00:00:00

Correction Appended


A Quest to Understand How Memory Works

2012-03-06 00:00:00

At 82, the Nobel Prize-winning neuroscientist Dr. Eric R. Kandel is still constantly coming up with new ideas for research.


No Animals Were Harmed in the Making of This Fossil

2012-03-06 00:00:00

The famous feathered dinosaur archaeopteryx seems to have had a penchant for fossilizing in painful positions, with its head cranked backwar


Stargazing: Mercury joins the planetary parade

2012-03-05 00:01:00

Stargazers have been treated to an impressive array of planetary highlights in the evening sky this year.


Watch out for bacteria on the beach

2012-03-04 00:01:00

About 3.5 million people each year get sick enough to throw up or get diarrhea after splashing in water containing harmful bacteria, accordi


Altered flu virus not as dangerous as thought

2012-03-04 00:01:00

The scientist who made a deadly bird flu virus transmissible in mammals, touching off public fears of a pandemic, says the virus he created


New brain imaging at Pitt gives a better picture

New brain imaging at Pitt gives a better picture

2012-03-02 09:47:00

A new form of brain imaging developed at the University of Pittsburgh has allowed Dan Stunkard to better understand his brain injury.


Penn State team makes electricity while cleaning wastewater

2012-03-02 05:27:00

A Penn State University research team views wastewater as an important energy resource, a raw material.


PSU researchers: More electricity possible from wastewater

2012-03-01 14:49:00

A Penn State University research team has developed a two-pronged method of using wastewater to produce more electricity than the systems co


Old flu drug speeds recovery from brain injury

2012-03-01 00:01:00

Researchers are reporting the first treatment to speed recovery from severe brain injuries caused by falls and car crashes: a cheap flu medi


Let's Talk About: Mars opposition and exploration

2012-03-01 00:00:00

Earth and Mars, like all the other planets in the solar system, orbit the sun in elliptical orbits.


Wormlike Amphibians Populate Indian Soil

2012-03-01 00:00:00

A new family of limbless, tail-less amphibians has been discovered in northeastern India.


Genetically Altered Bird Flu Virus Not as Dangerous as Believed, Its Maker Asserts

2012-03-01 00:00:00

The scientist who made a deadly bird flu virus transmissible in mammals, touching off public fears of a pandemic, said Wednesday that the vi


Moths Traveled Far for Taste of Italian Grapevines

2012-02-29 00:00:00

A few years ago, Italian winemakers noticed a new moth that was infesting the leaves of grapevines (it showed partiality to chardonnay, cabe


Pacific Sea Otters' Failure to Thrive Confounds Wildlife Sleuths

2012-02-29 00:00:00

MONTEREY, Calif. -- On a fog-shrouded morning in Monterey Bay, wildlife researchers are out to capture a southern sea otter named Blanca --


Stargazing: Mars dazzles

2012-02-27 00:00:00

Mars will be at its biggest and brightest in two years when it arrives at opposition to the sun Saturday.


Study finds stem cells can create human eggs

2012-02-27 00:00:00

Researchers at Massachusetts General Hospital say they have extracted stem cells from human ovaries and made them generate egg cells.


Simple blood test offers insights into fetal health

2012-02-25 00:00:00

SAN JOSE, Calif. -- Raising the prospect of a world without birth defects, a Stanford University-created blood test that can detect


Texas: Court Says Landowners Own Groundwater

2012-02-25 00:00:00

The State Supreme Court on Friday ruled that landowners can consider the groundwater underneath their holdings as personal property. "We hel


Two Technical Problems Leave Neutrinos' Speed in Question

2012-02-24 00:00:00

Remember those faster-than-light neutrinos that supposedly defied Einstein's speed limit?


A Tiny Horse That Got Even Tinier as the Planet Heated Up

2012-02-24 00:00:00

Rising seas, killer storms, droughts, extinctions and money wasted on snowblowers are not the only things to worry about on a warming planet


AGH implants region's newest total artificial heart

2012-02-23 14:45:00

Cardiothoracic surgeons at Allegheny General Hospital have replaced a failing human heart with the latest generation total artificial heart


Let's Talk About: Comet surprises scientists

2012-02-23 00:00:00

Astronomers were surprised recently when Comet Lovejoy survived a plunge through the sun's atmosphere to within 75,000 miles of its


Let's Talk About Birds: Blue jays

Let's Talk About Birds: Blue jays

2012-02-22 11:46:00

This is one of a series presented by the National Aviary.


Drug Ambien shines light on mysteries of unconscious

2012-02-22 09:04:00

PHILADELPHIA -- In 2006, when John Whyte first started studying the remarkable effect that the sleep medicine Ambien can have on people with


Stargazing: Spectacular pairings in the west

2012-02-20 00:00:00

After Tuesday's new moon, our closest neighbor in space will begin to move east, away from the sun, and a very young wafer-thin


Seal sent to Waikiki to save species

2012-02-19 00:01:00

The Hawaiian monk seal, the most endangered marine mammal in the United States, has a long list of threats -- fishing nets, sharks and, part


Latest in DNA analysis gains wider acceptance

Latest in DNA analysis gains wider acceptance

2012-02-18 00:00:00

When Mark W. Perlin landed Nov. 15 at Belfast International Airport, Northern Irish police escorted him to his hotel room, guarded his room


Let's Talk About: America's first black man of science

2012-02-16 00:00:00

Benjamin Banneker was a brilliant mathematician and astronomer.


FDA says 400 lipsticks found to contain lead

2012-02-15 00:00:00

Four hundred of the nation's most popular lipsticks contained trace levels of lead when tested recently by the federal government.


Heart's stem cells used to mend attack damage

2012-02-15 00:00:00

Stem cells grown from patients' own cardiac tissue can heal damage once thought to be permanent after a heart attack, according to a study.


Stargazing: Mars is getting closer and brighter

2012-02-13 00:00:00

Since the beginning of January, Mars has dramatically doubled in brightness and will double again in February from magnitude --0.5 to --1.2.


Treated wastewater used for drinking supplies

2012-02-12 00:00:00

Almost hidden in the northern hills, the pilot water treatment plant here does not seem a harbinger of revolution.


Energy Loan Oversight Is Needed, Audit Finds

2012-02-11 00:00:00

WASHINGTON -- The Department of Energy's loan guarantee program for alternative energy projects, which produced the ill-fated loan to the


E.P.A. Is Sued Over Delays in Soot Standards

2012-02-11 00:00:00

Eleven states sued the Environmental Protection Agency on Friday over its delays in tightening air quality standards involving soot.


As 'Yuck Factor' Subsides, Treated Wastewater Flows From Taps

2012-02-10 00:00:00

SAN DIEGO -- Almost hidden in the northern hills, the pilot water treatment plant here does not seem a harbinger of revolution.


Janice Voss, Shuttle Astronaut and Scientist, Dies at 55

2012-02-10 00:00:00

Janice Voss, a space shuttle astronaut and scientist who explored the behavior of fire in weightlessness, how plants adapt to


A Bridge Built to Sway When the Earth Shakes

2012-02-09 00:00:00

SAN FRANCISCO -- Venture deep inside the new skyway of the San Francisco-Oakland Bay Bridge, and it becomes clear that the bridge's


From Mars to London, With a Few Stops Along the Way

2012-02-09 00:00:00

A piece of Mars fell on Morocco in July. But that was just the start of its travels on Earth.


Let's Talk About: Star stuff -- It's everywhere

2012-02-09 00:00:00

Think of some of the nutrients in your daily vitamins: calcium, potassium, iron, zinc.


Let's Talk About Birds: Mandarin Ducks

Let's Talk About Birds: Mandarin Ducks

2012-02-08 00:00:00

This is one of a series presented by the National Aviary.


The Heart of the Matter

2012-02-08 00:00:00

Q. Are oral plaque, coronary vessel plaque and eye plaque the same substance?


Norton D. Zinder, Researcher in Molecular Biology, Dies at 83

2012-02-08 00:00:00

Norton D. Zinder, a researcher who helped lay the basis for the new field of molecular biology in the 1950s and '60s and who played a


Plucking a Strand of Genetic Insight From the Sea

2012-02-07 00:00:00

By filtering through 25 gallons of seawater from Puget Sound, a computer scientist in Washington State has managed to tease out and


A Giant Crocodile Roamed With Dinosaurs

2012-02-07 00:00:00

A giant crocodile with a bulging shield of thickened skin on its forehead lived among dinosaurs, a new study reports.


Stargazing: Locating Leo and Mars

2012-02-06 00:00:00

If you haven't started looking for Mars in the evening sky, this week is a good time to start.


Guerrilla Eye Service clinic founder honored

2012-02-06 00:00:00

Evan Waxman was visiting a clinic in Hazelwood recently when he had an unsettling experience.


Ancestor of all horses galloped 160,000 years ago

2012-02-05 00:00:00

NEW YORK -- Every horse in the world can be traced to a single mare that trotted the earth about 130,000 to 160,000 years ago, scientists


Donations to Sierra Club Raise Ire

2012-02-04 00:00:00

The Sierra Club's president, Michael Brune, has acknowledged in a blog post that beginning five years ago, the club accepted $26 million


Job Seekers Still Drawn to Space

2012-02-04 00:00:00

The space shuttles are headed for museums, but NASA said Friday that more than 6,300 people responded to its latest call for would-be


Activists protesting green projects, saying they're a U.N. plot

2012-02-04 00:00:00

Across the country, activists with ties to the tea party are railing against all sorts of local and state efforts to control sprawl and


Maine: Emergency Plan Would Limit Cod Fishing

2012-02-03 00:00:00

Fishermen from Cape Cod, Mass., to northern Maine would have to reduce the amount of cod they catch under an emergency proposal by the New


Delaware: Some Sturgeon Declared to Be Endangered

2012-02-02 00:00:00

Several populations of Atlantic sturgeon, the large, primordial-looking fish that were once common along East Coast watersheds, are


Deal May Yield World's Richest Shipwreck Trove

2012-02-02 00:00:00

A deal was struck on Wednesday to save what could prove to be one of the richest treasure wrecks of all time.


Let's Talk About: Arctic Oscillation and La Nina

2012-02-02 00:00:00

Last fall, weather experts were predicting our region and the Midwest would be experiencing a harsh winter due to record-breaking snowfall


Let's Talk About Birds: Peregrine falcons

Let's Talk About Birds: Peregrine falcons

2012-02-01 02:04:00

This is one of a series presented by the National Aviary. The National Aviary works to inspire respect for nature through an appreciation of


Let's Talk About Birds: Peregrine falcons

Let's Talk About Birds: Peregrine falcons

2012-02-01 00:00:00

This is one of a series presented by the National Aviary.


Map of Earthquake Risks Is Updated

2012-02-01 00:00:00

A new map detailing all known geologic faults east of Denver was issued Tuesday by the government and a nonprofit electric research group,


Warm and Furry, but They Pack a Toxic Punch

2012-02-01 00:00:00

What's black and white, with a skunkish look to its cover,


Marred Portrait of Disgust (2 Letters)

2012-01-31 00:00:00

To the Editor:


DNA Turning Human Story Into a Tell-All

2012-01-31 00:00:00

The tip of a girl's 40,000-year-old pinky finger found in a cold Siberian cave, paired with faster and cheaper genetic sequencing technology


Stargazing: The Winter Hexagon

Stargazing: The Winter Hexagon

2012-01-30 00:00:00

On these frigid evenings, Orion and the bright stars of winter dominate the southern sky. Some of the brightest winter stars in and around O


CMU scientist wins Overton Prize for computational biology

2012-01-30 00:00:00

A Carnegie Mellon University scientist who has developed methods of analyzing complex biological patterns has received a major award from th


Search for Aliens Is On Again, but Next Quest Is Finding Money

2012-01-30 00:00:00

HAT CREEK, Calif. -- E.T. might be phoning, but do we care enough to take the call?


NASA hopes to test new spaceship in 2014

2012-01-30 00:00:00

WASHINGTON -- There's no firm date yet, but sometime in early 2014 NASA intends to take its first major step toward rebuilding its human spa


NASA tackles problem of missing moon rocks

2012-01-29 00:00:00

HOUSTON -- West Virginia lost one, until it turned up one June day on a bookshelf in the basement of a retired dentist. New York has one in


Technological advances speed the processing of DNA evidence

2012-01-29 00:00:00

Over the course of two days, two women in Ross and another in Hopewell reported that a man they had never seen before had broken into their


For a Moon Colony, Technology Is the Easy Part

2012-01-28 00:00:00

Could the United States establish a moon colony and develop a new propulsion system for going to Mars? All within eight years of a Newt Ging


Study Finds Virus to Be Fast Learner on Infecting

2012-01-27 00:00:00

Correction Appended


Revamped Search Urged For a Nuclear Waste Site

2012-01-27 00:00:00

WASHINGTON -- A commission appointed to find alternatives to a failed plan to store nuclear waste in the Nevada desert declared on Thursday


Let's Talk About: Groundhog Day

2012-01-26 00:00:00

Did you know that Groundhog Day, or Candlemas Day, is actually an astronomical holiday that has to do with seasons? Groundhog Day is a "cros


In Mackerel's Plunder, Hints of Epic Fish Collapse

2012-01-26 00:00:00

TALCAHUANO, Chile -- Eric Pineda, a dock agent in this old port south of Santiago, peered deep into the Achernar's hold at a measly 10 tons


With Prevalence of Nanomaterials Rising, Panel Urges Review of Risks

2012-01-26 00:00:00

Tiny substances called nanomaterials have moved into the marketplace over the last decade, in products as varied as cosmetics, clothing and


After Being Stricken by Drought, Istanbul Yields Ancient Treasure

2012-01-25 00:00:00

ISTANBUL -- For 1,600 years, this city -- Turkey's largest -- has been built and destroyed, erected and erased, as layer upon layer of life


Preserved in Tar, Relics From Long Before Freeways

2012-01-25 00:00:00

Correction Appended


Solar storm burst expected to cause disruptions today

2012-01-24 00:00:00

Fast on the heels of a solar storm that delivered a glancing blow over the weekend -- triggering bright auroras in Canada and Scandinavia --


Dozens of Stranded Dolphins on Cape Cod Shores Perplex Rescuers

2012-01-24 00:00:00

WELLFLEET, Mass. -- When a single dolphin washed up on Cape Cod on Jan. 12, it was nothing out of the ordinary.


Support for Peer Review (2 Letters)

2012-01-24 00:00:00

To the Editor:


Bird-Watchers Revel in Unusual Spike in Snowy Owl Sightings

2012-01-23 00:00:00

HELENA, Mont. -- From coast to coast across the northern United States, a striking number of snowy owls have been swooping onto shorelines a


Stargazing: Crescent moon passes Venus

2012-01-23 00:00:00

After today's new moon, our closest neighbor in space will begin to move east, away from the sun, and a very young thin crescent moon can be


'Innovation advisers' exploring new ways to improve health

2012-01-23 00:00:00

A New York hospital is testing a new approach to fight obesity. A Boston hospital wants to try a new nursing model. A suburban Washington pr


China reports second bird flu death in less than a month

2012-01-23 00:00:00

A man died in southern China on Sunday from the H5N1 bird flu virus, the Health Ministry reported. It was China's second such death in less


Study: Babies try lip-reading in learning to talk

Study: Babies try lip-reading in learning to talk

2012-01-22 00:00:00

WASHINGTON -- Babies don't learn to talk just from hearing sounds. New research suggests they're lip-readers, too. It happens during that ma


Lifelines for people with hearing loss

2012-01-22 00:00:00

Hearing loss, a disability currently untreated in about 85 percent of those affected, may be the nation's most damaging and costly sensory h


NASA Searches for Loot That Traveled From Space to Another Void

2012-01-22 00:00:00

HOUSTON -- West Virginia lost one, until it turned up one June day on a bookshelf in the basement of a retired dentist. New York has one in


Scientists to Pause Research on Deadly Strain of Bird Flu

2012-01-21 00:00:00

The scientists who altered a deadly flu virus to make it more contagious have agreed to suspend their research for 60 days to give other int


A Judge Rules Vermont Can't Shut Nuclear Plant

2012-01-20 00:00:00

WASHINGTON -- A federal judge on Thursday blocked Vermont from forcing the Vermont Yankee nuclear reactor to shut down when its license expi


Decision About One Second Is Postponed for Three Years

2012-01-20 00:00:00

The leap second survives -- for at least three more years.


Let's Talk About: Retrograde motion of Mars

2012-01-19 00:00:00

Most of the time, the apparent motion of the planet Mars in the sky is in one direction. It appears to slowly move eastward relative to the


Countries considering a timeout on leap second

2012-01-19 00:00:00

GENEVA -- It's high noon for the humble leap second. After 10 years of talks, governments are headed for a showdown vote this week on an iss


Climate Proposal Puts Practicality Ahead of Sacrifice

2012-01-19 00:00:00

The current issue of the journal Science contains a proposal to slow global warming that is extraordinary for a couple of reasons:


A Second Here a Second There May Just Be a Waste of Time

2012-01-19 00:00:00

On Thursday, the world will go to battle over a second.


Feds pushing Alzheimer's care plan

2012-01-18 00:00:00

Effective treatments for Alzheimer's by 2025 is the target the federal government is eyeing as it develops a national strategy to tackle wha


Penguins, Hockey and Serious Stuff Too: Scott's Polar Chronicles

2012-01-18 00:00:00

The British explorer Robert Falcon Scott finally reached his destination a century ago, Jan. 17, 1912, more than a month too late to claim v


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