Mystery of broadbills' wing song revealed

Waking up to the bubbling melody of a dawn chorus is one of life's simple pleasures, but not all birds indulge in vocal displays of virtuosity. Some, like hummingbirds, produce exotic buzzing sounds as their wing feathers ...

Starvation as babies makes bees stronger as adults

A lack of adequate nutrition is blamed as one of many possible causes for colony collapse disorder or CCD—a mysterious syndrome that causes a honey bee colony to die. Parasites, pesticides, pathogens and environmental changes ...

G1.9+0.3: Trigger for Milky Way's youngest supernova identified

Scientists have used data from NASA's Chandra X-ray Observatory and the NSF's Jansky Very Large Array to determine the likely trigger for the most recent supernova in the Milky Way. They applied a new technique that could ...

Search for alien signals expands to 20,000 star systems

The search for radio signals from alien worlds is expanding to 20,000 star systems that were previously considered poor targets for intelligent extraterrestrial life, US researchers said Wednesday.

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