Humans
We summarize the week's scientific breakthroughs every Thursday.
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- Humans
Metal water bottles may leach BPA
Consumers who switched from polycarbonate-plastic water bottles to metal ones in hopes of avoiding the risk that bisphenol A will leach into their beverages aren’t necessarily any better off, a new study finds. Some metal water bottles leach even more BPA — an estrogen-mimicking pollutant — than do ones made from the now-pariah plastic.
- Chemistry
Fats stimulate binge eating
Much like marijuana, fatty foods can spur overeating, a study in rats shows. The new finding also suggests possible therapies to combat the munchies.
- Health & Medicine
Body & Brain
A good massage can help, plus bed nets for babies, sugar counteracts fish and more in this week's news.
- Life
Environment blamed for autism
A new study of twins downplays the role of genes in determining who will get autism.
- Tech
Some comfort about broken CFLs
My night-owl daughter woke me in a panic at around 2 a.m., a couple of weeks back. While swatting at a fly, she’d just broken the compact fluorescent light illuminating her closet. Having heard me warn endlessly of how we should be careful in handling these bulbs — since they contain mercury — she wanted to know what kind of damage control was called for. I only wish I knew then what I do now.
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- Health & Medicine
The Power of D
Sunshine vitamin’s potential health benefits stir up, split scientists.
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- Health & Medicine
Body & Brain
The right speed for a caress, plus the punny brain, rocking babies and more in this week’s news.
- Psychology
Sleeping babies learn in an eyeblink
To learn about spoken words and other sounds, 1-month-old babies sleep on it.
