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These Female Hummingbirds Evolved to Look Like Males — Apparently to Evade Aggression

White-necked jacobin hummingbirds sport a colorful blue-and-white plumage as juveniles.

Novel HIV Combination Therapies Could Prevent Viral Escape and Rebound

A study published July 19 in the journal eLife brings new hope for HIV treatments.

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Scientists Find Elusive Gas from Post-Starburst Galaxies Hiding in Plain Sight

Scientists once thought that post-starburst galaxies scattered all of their gas and dust — the fuel required for creating new stars

Farms following soil-friendly practices grow healthier food, study suggests

Everyone knows eating fruits and vegetables is good for your health. But these days, stores offer a dizzying array of options: organic, conventional, CSAs, local agriculture. Which ones are best for your health?