Stories by Nicholette Zeliadt

Experts caution that addressing lingering questions will require more research. 

Children born to women who had diabetes or high blood pressure while pregnant are at an increased risk of autism, two new studies suggest

The findings go against previous studies that suggest mutations are inherited from mothers

Gene expression patterns in the brains of people with these conditions, new research finds  

The findings hint at treatments that could restore the balance of brain activity

Checks on 6-month-old infants accurately predict which children will be diagnosed at age 2

Kids battling physical awkwardness may miss crucial opportunities to learn about interaction

A New York University anthropologist discusses why she has spent the past four years working alongside New York City's garbage men and women

New experimental models based on three-dimensional reconstructions of human skin are helping to reduce chemical testing on live animals, but cannot yet replace animals altogether

The vaccinal eradication of smallpox was a watershed achievement. But with the cessation of regular vaccinations, infection rates from a related poxvirus are increasing in central Africa

Although liver cells created from induced pluripotent stem cells reflect the defects of their source, they may offer a new tool to study inherited disorders

Metabolic profiles based on certain molecules in the blood could enable earlier detection of this asymptomatic malignancy

A new study finds that the popular microbicidal silver nanomaterial negatively impacts the growth of plants as well as kills the soil microbes that sustain them

The combined effort of more than 50,000 online video game players may help scientists better understand how proteins fold, solving one of biochemistry's greatest conundrums

Scientists are creating a massive global database of marine creatures, revealing tremendous biodiversity ranging from the ocean's shallows to its cold, dark depths

A new study helps to explain how extraordinary snowfalls occur despite global warming

Two new studies suggest that the sugar-regulating hormone insulin may play a role in bone health, and implicate the skeleton as a major regulator of energy metabolism

Researchers pin down two genes that may be responsible for abnormal neural development in Down's mice embryos. The findings may help identify possible therapeutic strategies to treat cognitive defects in human patients

Paul D. Blanc, a professor of medicine and author of How Everyday Products Make People Sick: Toxins at Home and in the Workplace, discusses how hazardous chemicals in consumer products affect human health