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How the Hummingbird Achieves Its Aerobatic Feats

Although hummingbirds are much larger and stir up the air more violently as they move, the way that they fly is more closely related to flying insects than it is to other birds.

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Clipping Proteins That Package Genes May Limit Abnormal Cell Growth in Tumors

Changes to the structure of the protein histone H3.3 may play a key role in silencing genes that regulate cancer cell growth.

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EMBARGOED

A reporter's PressPass is required to access this story until the embargo expires on 24-Nov-2014 12:00 AM EST

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Doubling Saturated Fat in the Diet Does Not Increase Saturated Fat in Blood

Doubling saturated fat in the diet does not drive up total levels of saturated fat in the blood, according to a controlled diet study. Increasing levels of carbohydrates in the study diet promoted a steady increase in the blood of a fatty acid linked to higher risk for diabetes and heart disease.

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Research Shows Anti-HIV Medicines Can Cause Damage to Fetal Hearts

Just-published findings in the journal AIDS raise concern about potential long-term harmful impact of “antiretroviral therapy” on in-utero infants whose mothers are HIV-positive, but who are not infected with HIV themselves.

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Investigational Drug Reduces High Potassium Levels in Chronic Kidney Disease Patients

Research published today found that the investigational drug patiromer decreased high potassium levels and maintained normal potassium levels in patients with chronic kidney disease. The results of a multicenter trial appear in the New England Journal of Medicine.

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Only Half of Patients Take Their Medications as Prescribed: Are There Interventions That Will Help Them?

The vast amount of research that has been done has not moved us further forward in our understanding of how to address this problem. We don't know how to get patients to take their medications, despite many studies looking at the issue.

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More Genetic Clues Found in a Severe Food Allergy

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Scientists have identified four new genes associated with the severe food allergy eosinophilic esophagitis (EoE). Because of the genes' apparent functional roles, the findings may point toward potential new treatments for EoE.

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“Mind the Gap” Between Atomically Thin Materials

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For the first time, Penn State researchers have grown a single atomic layer of tungsten diselenide on a one- atom-thick substrate of graphene with pristine interfaces between the two layers using an industrially scalable technique.

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Next-Door Leopards: First GPS-Collar Study Reveals how Leopards Live with People

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In the first-ever GPS-based study of leopards in India, led by WCS and partners has delved into the secret lives of these big cats, and recorded their strategies to thrive in human-dominated areas.

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