U.S. Agency Study Finds Toxic Chemicals in Fish is Widespread

EPA study found mercury and PCBs exceeding safe measures at nearly half of its test sites.

New Polyp Detection Method Could Be Cost-Saver

Optical technology is as accurate as colorectal tissue examination, study finds

E.T. Phone Rome? Vatican Looks to Heavens for Signs of Alien Life

The Vatican hosted a conference which gathered to study the potential for extraterrestrial life.

Cholesterol Measurements May Be Made Easier

Testing of vascular risk can be simplified, researchers say

The Revolving Door of Heart Failure Hospitalization

Better coordination urged to stem re-admission rate of nearly 1 in 4 people

Breast Cancer May Be Gone, But Pain Lingers

Nearly half of patients have chronic pain, researchers find

Ventilation Positions Comparable in Lung Syndrome Patients

Face up or down doesn't affect death risk for acute respiratory distress, study finds

Statins May Stave Off Gallstones

But prescribing them for protection would be questionable, expert says

Anemia Drugs May Cause Deadly Blood Clots

Study raises more concerns about common treatment for chemo patients

Bush: Fall of Berlin Wall Set in Motion by People

Former President George H. W. Bush was typically modest when discussing the Berlin Wall.

Swarm of Autonomous Robots to Patrol Oceans

Miniature robots will be able to monitor ocean processes at a small scale.

Health Advice: How Common Is Anal Cancer?

Farrah Fawcett's death earlier this year made reader wonder: What's my risk?

Picture: The Turbulent Heart of the Milky Way Galaxy

New view of galactic core uses X-ray and infrared data from three orbiting observatories.

White House Communications Chief to Step Down

Former communications director Anita Dunn led a fight with Fox News in October.

Laser Eye Surgery Safe Long-Term: Study

No difference seen in annual rate of cell loss, researchers say

Tips for Buying the Perfect Digital Camera

Megapixels no longer tell the story, as buyers must wade through important and extraneous features.

Health Advice: Can I Prevent Muscle Loss, or Sarcopenia?

Age-related muscle loss is natural, but you can minimize the damage.

Could the Military Have Seen the Fort Hood Shootings Coming?

Should the military have seen the incident coming?

Health Buzz: AIDS Is World’s Top Killer of Younger Women and Other Health News

House health reform bill restricts abortion coverage; what to do when antidepressants don't work.

Navies of 2 Koreas Exchange Fire Near Border

First naval clash between the two countries in seven years comes one week before Obama visits Seoul.

Common Infections May Contribute to Strokes

But researchers not exactly sure how pathogens raise risk of brain attack

Stroke Puts Stress on Spousal Relationship

Patient/caregiver roles often take the place of a partnership, researchers say

Muscle Weakness Linked to Alzheimer's Risk in Seniors

Reason for association unknown, but stroke is one possibility, researchers say

Obama Willing to Go to Copenhagen for Climate Deal

The president expressed willingness to attend climate talks, if his presence is needed.

No Child Left Behind and the Brewing Fight Over Education

There's broad consensus on education reform, but there are deep fault lines underneath.

Residents Object to 10 Million Metric Tons of CO2 Under Their Homes

Some environmentalists believe CO2 storage projects are needed, as coal power is likely to stick around

The 4 Stages of a Market Recovery

Is the economy finally catching up with the market? Haverford Investments' Jason Pride believes so.

Asteroid Impact Could Have Oxygenated Ancient Ocean

Model offers one explanation for sudden change in deep-ocean chemistry almost 2 billion years ago.

Ants are Friendly to Some Trees, Not so Nice to Others

While ants maintain symbiotic relationships with some trees, they may carve out others for space.

Health Highlights: Nov. 10, 2009

U.S. Taxpayers Should Not Have to Pay for Illegal Immigrants' Healthcare

Compassion aside, the nation cannot afford to include the undocumented.

The Immigration Debate Can Wait; Healthcare for All Cannot

Coverage for the undocumented is the best policy in the long run.

How Should Healthcare Reform Handle Illegal Immigrants?

Proponents point to children caught in the middle. Others say taxpayers should not be on the hook.

Clinical Trials Update: Nov. 10, 2009

Health Tip: Sources of Childhood Stress

Parents can help limit exposure

Acceptance of Chronic Illness Helps People Move On

Hoping for recovery may actually prevent happiness, researchers say

Teen Obesity Ups MS Risk in Women

Researchers suspect lower vitamin D levels may be to blame

Health Tip: Symptoms of Postpartum Depression

Signs that you should seek help

Early Use of NSAIDs Might Prevent Alzheimer's

Study in mice finds anti-inflammatories don't help those with existing disease

Planetary Society to Launch 'Solar Sail' Spacecraft

Although solar sail craft would accelerate slowly, they could, in theory, reach tremendous speeds.

Iran Accuses 3 Detained Americans of Espionage

Relatives and the U.S government say the three are innocent tourists who accidentally crossed into Iran

Obesity Seems to Alter Heart Structure

Result may be left atrial enlargement, study finds

Breast Cancer Drugs May Fight Cervical Cancer, Too

Study in mice reports success with drugs that inhibit estrogen

No Gender Gap Found for Clot-Busting Drug

Plavix helped men and women almost equally, study finds

Cataract Surgery Doesn't Worsen Macular Degeneration: Study

Link likely due to fact that both eye conditions are age-related, researchers say

Scientists Grow New Penile Tissue in the Lab

Rabbits implanted with new cells regained sexual function, study says

Handwriting Skills May Lag in Kids With Autism

Therapy to improve letter formation could boost self-esteem, researchers say

To Feel Better, Low-Fat Diet May Be Best

Comparison of plans finds differences in mood despite similar weight loss

Doctors Spending More Time Now With Patients

Quality of care increases with longer doctor visits, researchers add

Straw Might be the Building Material of the Future

Mark Lung is hard at work building his new home, using bales of straw and mud.

Why Health Reform Will Be a Danger to Passive Patients

Even if Congress soon ends health insurance worries, your job as an informed patient will be key.

Reagan, Obama and the Legacy of the Berlin Wall

Tracing presidential leadership through Ronald Reagan, George H. W. Bush and Barack Obama.

Harold Evans on Israel's Challenges from the United Nations to the J Street Lobby

What would Israel's critics have the country do?

Brain Stimulation May Ease Treatment-Resistant Depression

Small study reports some people went from incapacitated to working again

Dense Breasts Raise Risk of Cancer Recurrence

Study didn't answer question of why this is so, however

Bat and Darter Among Five New Endangered Species

Feds expand the endangered species list with a bat, a darter, a mussel, and two plants.

Health Buzz: Dense Breasts a Risk Factor for Breast Cancer Recurrence and Other Health News

Your health insurance plan after reform; determining the best way to prevent sudden death in athletes.

Sinus Rinses May Do More Harm Than Good

Researchers find long-term risks, but not all agree

Depressed and Pregnant? Flu Shot May Be Needed

Symptoms of seasonal flu could be severe in this group of women, study finds

Romancing the Pandas: China Dispatches Expert to Taipei Zoo

Absence makes the heart grow fonder, in the case of Tuan Tuan and Yuan Yuan.

House Health Bill Unacceptable to Many in Senate

With some Democratic moderates opposing the bill's health insurance plan, reform could come to a halt.

4 Reasons Your Retirement Is at Risk

Recession makes retiring at 65 more difficult.

Clinical Trials Update: Nov. 9, 2009

Health Highlights: Nov. 9, 2009

Retirement Brings Most a Big Health Boost

It's like turning back the clock 8 years, research shows

Health Tip: Recording Your Child's Medical History

Suggestions for what to track

Hot-Tub Injuries on the Rise

One-quarter of those hurt are under 16, researchers say

Health Tip: Keep Your Lungs Healthy

Here are some suggestions

Cold Ocean Water to be Turned Into A/C

Hawaii's government plans to circulate ocean water into downtown buildings in order to cool them.

West Africa's Last Giraffes Make Surprising Comeback

There are less than 200 giraffes left in West Africa, and 200 thousand in the whole of the continent.

Good Posture May Inspire Confidence

Straight-back, chest-out position promotes self-assurance, research finds

Rx for Fall Foot Injuries

Ignoring pain now can take you out of the game later, doctors say

A Cloaking Device? Scientists Gain Ground on Science Fiction

After many false starts, Ulf Leonhardt is pushing ahead with research to develop cloaking technology.

Bad-Behaving Teens May Be Living Up to Expectations

Parents should not assume that all youth will rebel, expert says

Binge Drinking Puts the Brain, and Life Itself, at Risk

Colleges fight back to stem a growing problem across the U.S.

Surface Permafrost Likely to Vanish in Alaska

The unstable thawing of permafrost could cause serious damage to infrastructure in the state.

Shock and Sadness After Fort Hood Shootings

Officials search for a motive after lone gunman goes on a murderous rampage.

Singing in Pregnancy May Be Harder Work

As hormones increase, so does the need to exert more pressure from the lungs, researchers say

Pay Less for Prescription Drugs

Check out pharmacy, clinic and government programs, expert says

Obama Slower Than Bush to Confirm Justices

President Obama has made 26 lower court nominations but only four have been confirmed.

Stem Cells May Offer Alternative to Lung Transplants

Novel protocol could provide new lung tissue for certain patients, researchers say

Most Who Want Swine Flu Shot Can't Get It

CDC says 38 million doses now available, with 8 million more due next week

Early Relapse of MS May Mean Fewer Issues Later

Short-term limitations seem to wane as years go by, researcher says

Istodax Approved for Cutaneous T-Cell Lymphoma

It's a disfiguring cancer affecting the skin

Antimatter Signature Detected in Lightning

Fermi telescope finds evidence that positrons, not just electrons, are in storms on Earth.

Breast-Feeding Benefits Moms and Babies: Report

Nursing exclusively for six months, then with foods until at least 12 months is ideal, dietitians say

Wood Fires Can Harm the Youngest Lungs

Exposed infants more susceptible to bronchiolitis, study finds

New Smells 'Etched' in Brain: Study

Findings might play a role in boosting memories -- or forgetting them, researchers say

Simple Steps Get Walkers Moving

Improved pedestrian routes and formation of walking groups pay off, study finds

Health Insurance: Your Health Plan After Reform

The future points to health insurance plans that provide solid coverage for just about every American.

Chronically Depressed? What to Do When Antidepressants Don't Work

The range of options includes cognitive behavioral therapy and brain stimulation techniques like ECT.

Police: Gunman Caught After Killing 1 in Orlando

Gunman surrendered to police after killing one person at an Orlando office building.

Military Contractors and the Perils of Outsourcing War

Allison Stanger discusses <em>One Nation Under Contract</em>.

Why Can't We Neutralize Nuclear Waste?

It may take decades to develop the technology necessary to reduce nuclear waste.

Should Healthcare Reform Plans Include Coverage for Illegal Immigrants?

Is protecting everyone the best policy in the long run? And who pays?

Portrait of Fort Hood Shooting Suspect Emerges

The alleged shooter worked at Walter Reed for six years, received counseling as a psychiatry intern.

October Jobs Report: A True Witches' Brew

Employers cut 190,000 jobs, and the unemployment rate zooms to 10.2 percent.

Obama: Government Working to Ease Pain of Joblessness

New figures show unemployment at its highest since 1983.

Good Sleepers More Likely to Eat Right

Adequate shuteye is linked to healthier food choices in study

Poor Restroom Cleaning Causes Cruise-Ship Sickness

Baby changing tables cleaned less often than toilet seats, study finds

Can a Bad Boss Make You Sick?

Study ties poor supervisors to higher odds for heart attack

Health Buzz: Newborn's Cries Mimic Mom's Language and Other Health News

Rihanna speaking out about domestic violence; 6 common myths and misconceptions about diabetes

French Scientists Reengineer HIV Virus to Halt Brain Disease

The HIV virus was adapted to carry healthy genes and help halt the advance of a deadly brain disease.

7 Lessons for Democrats and Republicans From the 2009 Elections

Seven lessons the parties need to learn from Tuesday's races.

Clinical Trials Update: Nov. 6, 2009

Health Highlights: Nov. 6, 2009

Delegates Discuss Way Forward in UN Climate Talks

A rift amongst industrial nations and developing economies is endangering meaningful progress.

First Impressions Count When Making Personality Judgments

In a controlled study, observers accurately judged personality traits based on appearance.

Why Nice Guys Usually Get the Girls

Research on water striders contradicts the notion that only aggressive males succeed at reproducing.

Portrait of Fort Hood Shooting Suspect Emerges

The alleged shooter worked at Walter Reed for six years, received counseling as a psychiatry intern.

Early Morning Colonoscopies May Find More Polyps

Study suggests differences in patient preparation and doctor fatigue play a role

Health Tip: Follow Directions When Taking Medication

Here's what can happen if you don't

Health Fears Are Nothing to Sneeze At

After witnessing a sneeze, people worry more about flu, heart attacks, accidents and crime, study finds

Thyroid Cancer Higher in Volcanic Areas

Study finds exposure to toxic compounds may explain the increased cases

Health Tip: What's Behind Hip Bursitis?

Some common causes

Bacteria Flourish in Select Areas of the Human Body

Study maps out areas favored amongst specific microbial communities.