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Stories by Christopher Intagliata

Teen Pregnancy Prevention Program Actually Promotes It

Teenage girls who cared for infant dolls, an intervention meant to prevent pregnancy, actually had a higher risk of getting pregnant by age 20. Christopher Intagliata reports.

August 31, 2016 — Christopher Intagliata

Waste Amphetamines Alter Underwater Ecosystems

Using an artificial stream system, researchers found that amphetamine residues altered insect and microbial life in aquatic ecosystems. Christopher Intagliata reports.

August 25, 2016 — Christopher Intagliata

Voters Are Seldom Swayed by Local Campaign Stops

A survey during the 2012 election found that bus tours and visits to greasy spoons didn't do much to change voter opinions. Christopher Intagliata reports. 

August 19, 2016 — Christopher Intagliata

Listen to the Sounds of Knees Cracking

Eavesdropping on the creaks and groans of an athlete’s knee could help doctors track healing after injury or surgery.

August 19, 2016 — Benjamin Meyers and Christopher Intagliata

Inbred Songbirds Croon out of Tune

Inbred canaries sang songs with less pure tones, and at slightly different pitches, than their outbred cousins—and female canaries seemed to be able to tell the difference. 

July 28, 2016 — Christopher Intagliata

For Lichens, 3's Not a Crowd

Biologists have identified a third species—a yeast—in some lichens, shaking up what's always been known as a two-party system. Christopher Intagliata reports.

July 21, 2016 — Christopher Intagliata

Chicken Scent Deters Malaria Mosquitoes

The smell of a chicken wards off one species of malaria-spreading mosquito—meaning the scent compounds, or the birds themselves, might help deter disease. Christopher Intagliata reports.

July 20, 2016 — Christopher Intagliata

Fuel-Efficient Engines Have a Sooty Flaw

A newer type of fuel injection offers better fuel economy, but paradoxically increases black carbon emissions—meaning a pollution trade-off. Christopher Intagliata reports. 

July 16, 2016 — Christopher Intagliata

Bees Rank Pollen by Taste

The discerning insects returned to flowers with sweetened pollen, but avoided revisiting flowers with bitter pollen. Christopher Intagliata reports.

July 13, 2016 — Christopher Intagliata

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