Related topics: brain · memory · neurons · hippocampus

Rats avoid hurting other rats

Most humans feel bad about hurting others. This so-called "harm aversion" is key to normal moral development and is reduced in violent antisocial individuals. Unfortunately, little is known about what makes people harm-averse, ...

In the battle of cats vs. rats, the rats are winning

The first study to document interactions between feral cats and a wild rat colony finds that contrary to popular opinion, cats are not good predators of rats. In a novel approach, researchers monitored the behavior and movement ...

EU releases all data on GM corn linked to cancer

The EU's food safety agency challenged its doubters on Monday, making available all the scientific information used to clear a genetically modified corn which a French researcher had linked to cancer.

Why mole rats are more flexible than we previously thought

One of the most interesting facts about mole rats - that, as with ants and termites, individuals specialise in particular tasks throughout their lives - turns out to be wrong. Instead, a new study led by the University of ...

'Island of Rats' recovers

Along the western edge of Alaska's Aleutian archipelago, a group of islands that were inadvertently populated with rodents came to earn the ignominious label of the "Rat Islands." The non-native invaders were accidentally ...

Toxic toll of rat poison on birds revealed

Rats might not be everyone's cup of tea, but you might want to think twice about reaching for the rat poison next time you come across one. While rat poison is brilliant at killing rats, it also spells danger for a whole ...

The climate-driven mass extinction no one had seen before now

Sixty-three percent. That's the proportion of mammal species that vanished from Africa and the Arabian Peninsula around 30 million years ago, after Earth's climate shifted from swampy to icy. But we are only finding out about ...

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