Yearly Archives: 2018

The brain's GPS has a buddy system

[unable to retrieve full-text content]Brain cells that reflect self position relative to others have been identified in the rat hippocampus. Sometimes these representations are processed jointly by the same cells, depending on a rat's goals and actions. This discovery deepens our understanding of the hippocampus and its role as the brain's positioning system....
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Marijuana farms expose spotted owls to rat poison in northwest California

[unable to retrieve full-text content]Spotted owls and barred owls are being exposed to high levels of rat poison in northwest California, with illegal marijuana farms the most likely source point, according to a new study. Proposition 64, which legalized recreational marijuana in the state, went into effect this month and is expected to intensify the...
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The ecological costs of war: Conflict a consistent killer of African megafauna

When Joshua Daskin traveled to Mozambique's Gorongosa National Park in 2012, the park and the iconic large animals that roamed it were returning from the brink of extinction. Gorongosa, among Africa's most spectacular wildlife preserves until the 1970s, had been devastated by an anti-colonial war of liberation followed by a ghastly 15-year civil war --...

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