Health & Medicine
- Health & Medicine
The Brain Set Free
Lifting neural constraints could turn back time, making way for youthful flexibility.
- Health & Medicine
Ecstasy may cause memory problems
New users of club drug do worse than nonusers on one recall test.
- Health & Medicine
Male circumcision tied to lower HIV prevalence
Clinical programs in eastern and southern Africa also seem to be changing people’s views on the operation.
- Earth
Night lights may foster depression
In animals, chronic dim light triggers brain changes that disappear with the return of nightlong darkness.
- Health & Medicine
Sperm analyzed, one by one
A close look at the sex cell’s DNA reveals basic molecular processes.
- Health & Medicine
Egg in tiny doses curbs allergy
Giving allergic kids minuscule bits of problem food and gradually increasing it over many months wipes out reactions in some, a study finds.
- Tech
FDA bans BPA in baby bottles, cups
From now on, U.S. manufacturers may no longer produce polycarbonate baby bottles and sippy cups (for toddlers) if the clear plastic had been manufactured from bisphenol A, a hormone-mimicking compound. Long-awaited, the announcement is anything but a bold gesture. The Obama administration decided to lock this barn door after the cow had died.
- Humans
Putting BPA-based dental fillings in perspective
A new study finds that children who have their cavities filled with a white composite resin known as bis-GMA appear to develop small but quantifiable drops in psychosocial function. To put it simply: Treated kids can become more moody, aggressive and generally less well adjusted.
- Health & Medicine
White dental fillings may impair kids’ behavior
Effects seen only for fillings that used bis-GMA, a resin derived from bisphenol A.
- Health & Medicine
Catching a Cancer
The official figure for the percentage of human cancers caused by viruses is around 20 percent — but most experts concede that number is largely an educated guess
- Health & Medicine
Proliferation protein goes rogue in lung cancer
Rac1b might promote malignancy, could be a target for treatment.
- Health & Medicine
Memories clutter brain in amnesia
Complex patterns slow down object recognition in patients with disorder.
