Medical Mysteries: A baby’s seizures

(Owen Freeman)

Days after a baby got a routine vaccine, she developed seizures. It took years to learn their cause.

Snakes dominate Everglades food chain

Snakes dominate Everglades food chain

In the southern part of the Florida Everglades, pythons and anacondas are eating everything.

Textiles show spiders’ golden silk

Textiles show spiders’ golden silk

London museum displays textiles made from the golden silk of millions of Madagascan spiders.

‘Super-Earths’ are best bets for life

‘Super-Earths’ are best bets for life

Book explains why rocky planets more massive and larger than Earth are best bets for finding life.

Unexplained fever can be serious

Unexplained fever can be serious

Consumer Reports Insights: Unexplained and persistent fevers can be signs of serious illness.

Acne targets overweight teen girls

Acne targets overweight teen girls

Study shows overweight teenage girls, but not boys, are more likely to develop acne.

Google wants car that drives itself

Google wants car that drives itself

Magazine features Google’s car that can drive itself while other companies try to catch up.

Uploading rate on YouTube soars

Uploading rate on YouTube soars

Google reports that one hour of video is now being uploaded to YouTube every second.

California rule sparks controversy

California and the European Union are crafting policies that could transform the fuel powering their transportation systems.

45 years after America’s first space tragedy, lessons linger

45 years after America’s first space tragedy, lessons linger

Lessons from Apollo 1 fire that killed three astronauts in 1967 still reverberate around NASA, into the next generation of space vehicles.

Senators push for pipeline approval

Senators push for pipeline approval

Group of U.S. senators, nearly all Republicans, signed on to bill that would authorize Keystone pipeline.

Cosmetics contain risky ingredients

Cosmetics contain risky ingredients

Soaps, makeup and more contain potentially harmful ingredients, say consumer advocates.

Could Midwest quake of 1812 recur?

Could Midwest quake of 1812 recur?

A major earthquake hit the Mississippi River valley in 1812. Now scientists wonder, could it happen again?

Trapped in high-risk insurance pools

Trapped in high-risk insurance pools

Many people with preexisting medical conditions are stuck in high-risk insurance pools until 2014.

Acupuncture can help relieve pain

Acupuncture can help relieve pain

Acupuncture-enhanced treatment can bring better relief than standard therapies alone, research says.

Magnet toys pose serious health hazards if swallowed

Magnet toys pose serious health hazards if swallowed

One moment the 10-year-old was pretending to have a tongue stud, and the next she was in the hospital preparing for surgery.

Obama ally suggests administration is undermining Endangered Species Act

Obama ally suggests administration is undermining Endangered Species Act

Ally questioned whether a policy proposal would weaken protections for species under the act.

Stem cells appear to restore vision

Stem cells appear to restore vision

For the first time, an experimental treatment using human stem cells shows hints of helping someone.

The Checkup

Jennifer LaRue Huget

Should Komen have been funding PP in the first place?

The jarring decision to stop giving money to Planned Parenthood affiliates apparently had to do with the politics of abortion funding.

The Checkup

Jennifer LaRue Huget

Yoga at the airport

Last week the San Francisco International Airport announced the opening of its new “Yoga Room.”

The Checkup

Jennifer LaRue Huget

Bella Santorum has Trisomy 18. What is that?

Isabella, or “Bella,” was born with a genetic disorder known as Trisomy 18, which means that she has three copies of the 18th chromosome instead of two.

Health, Science & Environment Videos

Groundhog Day 2012: Punxsutawney Phil emerges from his burrow

Groundhog Day 2012: Punxsutawney Phil emerges from his burrow

At 7:25 a.m. this morning, amidst mostly cloudy skies, and temperatures in the low 30s, Groundhog Phil saw his shadow in the little town of Punxsutawney, Pa.
Groundhog Day 2012: Punxsutawney Phil emerges from his burrow

Groundhog Day 2012: Punxsutawney Phil emerges from his burrow

At 7:25 a.m. this morning, amidst mostly cloudy skies, and temperatures in the low 30s, Groundhog Phil saw his shadow in the little town of Punxsutawney, Pa.
First video taken of the moon's far side (0:38)

First video taken of the moon's far side (0:38)

A spacecraft orbiting the moon has captured the first video of the lunar far side that people on Earth can't see. The video was captured by one of NASA's twin Grail probes using MoonKAM, a camera which will eventually be used by students. (Feb. 1)
'Brazilian Blowout' maker concedes health risks (2:09)

'Brazilian Blowout' maker concedes health risks (2:09)

The maker of a popular line of Brazilian Blowout hair straightening products settled a lawsuit that it misled consumers about the presence of formaldehyde in the products. (Jan. 31)
From 2010: Punxsutawney Phil sees his shadow

From 2010: Punxsutawney Phil sees his shadow

Punxsutawney Phil saw his shadow early Tuesday morning February 2010, forecasting six more weeks of winter during Groundhog Day festivities in Punxsutawney, Pa.
Groundhog Day 2011:  Punxsutawney Phil predicts early spring

Groundhog Day 2011: Punxsutawney Phil predicts early spring

The world's most famous groundhog did not see his shadow this February, 2011 thus forecasting an early spring. (Feb 2)
Dentist who used paper clips gets jail time

Dentist who used paper clips gets jail time

A former Massachusetts dentist was sentenced to one year in jail Monday after he pleaded guilty to numerous charges, including using paper clips instead of stainless steel posts in root canals. (Jan. 30)
Heavy snow hits central New York State (00:57)

Heavy snow hits central New York State (00:57)

More than a foot of lake-effect snow slammed Central New York State on Monday. Local authorities declared a snow emergency. (Jan. 31)
Prisoners dig out buried dog kennels (0:53)

Prisoners dig out buried dog kennels (0:53)

A dozen prisoners shoveled snow to help clear a stray dog shelter housing 300 dogs just outside Bucharest, Romania, on Monday, as temperatures plummeted to five degrees Fahrenheit. (Jan. 30)
Pandas in China get special treat (1:24)

Pandas in China get special treat (1:24)

Pandas have long enjoyed a simple diet of bamboo - but, at a panda center in China's Sichuan province, keepers are now giving them special cakes, designed to meet their nutritional needs. (Jan. 30)
Electronic dinosaurs take over museum (0:48)

Electronic dinosaurs take over museum (0:48)

An Australian museum is celebrating a milestone birthday with both new and prehistoric guests. Animatronic dinosaurs mingle with the crowds in order to bring history alive. (Jan 27)
CPSC video warns children of danger of swallowing magnets (0:38)

CPSC video warns children of danger of swallowing magnets (0:38)

A public service announcement video from the U.S. Consumer Product Safety Commission warns children and teenagers of the danger of swallowing magnets.
A spectacular aurora borealis display (2:02)

A spectacular aurora borealis display (2:02)

The skies over northern Europe have been illuminated with an intense display of the northern lights after a week of massive solar storms showered the Earth with radiation. (Jan. 26)

Urban Jungle

Sweetgum fruits

Sweetgum fruits

A pharmaceutical bonanza discovered too late.

Medical Mysteries

Medical Mystery: Failing eyesight

A woman’s work-up for laser eye surgery revealed a serious problem she didn’t know she had.

Read more Medical Mysteries

How & Why

Traffic science battles heavy flows

WASHINGTON - NOVEMBER 22: Traffic flows over the American Legion Bridge along I-495, the Capitol Beltway, on the day before the Thanksgiving holiday November 22, 2006 between Virginia and Maryland. The federal National Transportation and Safety Board said that 83% of all holiday travelers will go by car, van or bus this year. (Photo by Chip Somodevilla/Getty Images)

Traffic science struggles to keep cars flowing on highways in D.C. and elsewhere.

Special Reports

Obesity in America 2010

One-third of U.S. children are overweight, leaving the health and productivity of an entire generation at risk.

AIDS/HIV

Virus that causes AIDS passes between U.S. and Mexico.

Inside Your Body

Find graphics, galleries and more that explain what’s happening in your body.