Health and Science
Health scare of the week: Too much radiation from testing 
Imaging procedures such as computed tomography, or CT, scans expose a patient to far more radiation than a standard X-ray does.
Health & Science
Why tennis players shriek and grunt; How to have a rotten marriage; Tears as a survival strategy; The origins of ‘eek!’; Butter from 1000 B.C.
Health & Science
The truth about multitasking; Did strep kill Mozart?; Going in circles; Lightning that goes upward
Health scare of the week: Car seats aren’t cribs
Infant car seats save lives during traffic accidents, but babies can develop respiratory problems if they spend too much time in them.
Health scare of the week: Don’t drink the rocket fuel
Traces of perchlorate, which can damage the thyroid and affect hormone production, can be found everywhere, even on Mars.
Health & Science
Intelligence to crow about; Where clouds begin; Gays can’t be ‘converted’; Long live optimism
Health scare of the week: Sunblock and vitamin D deficiency
In ladling out the sunscreen, parents may be exposing their kids to another sun-related problem: vitamin D deficiency.
Health & Science
Measuring a nation’s mood; New respect for the spleen; How humans first got malaria; Success beats failure
Health scare of the week: Divorce can make you sick
Researchers say that divorce can wreck your physical health.
Health & Science: Turning skin cells into a mouse
A breakthrough Chinese scientists have made with mouse skin cells suggests that scientists may one day use a patient’s own tissue to create a replacement liver, kidney, or other organ.
Health & Science
A planet full of Angelina Jolies; Chimps aren’t immune to AIDS; When your eyes are wide shut; How the toucan got its bill
Health scare of the week: The germs lurking in the sand
The levels of fecal bacteria—from runoff, sewage, and bird droppings—can be many times higher in the sand than in the water.
Health & Science
How Jupiter got its new spot; Explaining the size of raindrops; Why the jockey crouch wins; How moths ‘jam’ bats’ sonar; Don’t take the moving walkway
Health scare of the week: Getting sick in sick houses
There are tens of thousands of methamphetamine contaminated homes in the U.S. New owners, who are often unaware of the house's history, risk becoming ill.
Health & Science
Living longer by going hungry; It pays to be tall; Back from ‘Mars’; What ‘meow’ really means; #$%! the pain
Health scare of the week: The recession and obesity
The economic recession may worsen the country’s growing obesity problem because people with weight problems often use food to distract or medicate themselves in times of stress.
Health & Science
Why Lindsay Lohan is still famous; Climate change is shrinking sheep; A pill to extend life; Fighting Alzheimer’s with coffee; Advantage, Travolta
Health scare of the week: Painkillers that kill
Acetaminophen is the most commonly used painkiller in the U.S., but recent studies have found that it’s also the leading cause of liver damage.
Health & Science
Old age begins … when you’re older; Back to the moon; If women had a hammer; Fine-feathered critics; Really old-time music
Health scare of the week: The tapeworm in your lunch
Tapeworms typically haunt less-developed parts of the world, but they’ve lately been turning up in modern cities.
