Nest size variation not related to breeding success

Contrary to expectations, the size of the Blue Tits' nests is unrelated to their breeding success. The researchers behind a forthcoming study in The Auk: Ornithological Advances spent 18 years making more than 1,200 measurements ...

Eagles and agriculture coexist in South Africa

To biologists' surprise, an eagle population living in a South African landscape dominated by agriculture appears to be thriving, according to a new paper in The Condor: Ornithological Applications—even out-performing their ...

Rwanda hopes to use drones to deliver medical supplies

Rwanda's government has signed an agreement with a U.S.-based robotics company to build infrastructure for drones that would deliver medical supplies to health facilities across the country.

Tesla's 4Q net loss doubles

Electric car maker Tesla Motors says its net loss more than doubled to $320 million in the fourth quarter, hurt by lower-than-planned production of its new Model X SUV.

Why you may skimp on your Valentine's Day gift

Imagine that you're buying a box of chocolates for a loved one on Valentine's Day, and the store is offering a free gift if you buy a slightly inferior box of chocolates instead of the best chocolates in the store. Which ...

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