Tens of millions of trees in danger from California drought

California's forests are home to the planet's oldest, tallest and most-massive trees. New research from Carnegie's Greg Asner and his team reveals that up to 58 million large trees in California experienced severe canopy ...

Second contagious form of cancer found in Tasmanian devils

Transmissible cancers—cancers which can spread between individuals by the transfer of living cancer cells—are believed to arise extremely rarely in nature. One of the few known transmissible cancers causes facial tumours ...

First ancient Irish human genomes sequenced

A team of geneticists from Trinity College Dublin and archaeologists from Queen's University Belfast has sequenced the first genomes from ancient Irish humans, and the information buried within is already answering pivotal ...

Swedish courts temporarily ban wolf hunting

Swedish courts on Monday ordered a temporary ban on wolf hunting in parts of the country, favouring animal rights activists in one of Sweden's most hotly disputed environmental issues.

Satellite animation shows powerful storm in central US

An animation of satellite imagery over the course of two days shows a massive low pressure system that generated severe weather in the southwestern and central U.S. bringing snow, heavy rainfall, flooding and tornadoes. The ...

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