Birds share food with less fortunate conspecifics

People aren't the only ones who show sympathy. Birds also seem to care about the fate of conspecifics. They notice how much food the others already have and then share theirs with individuals that were not given any. "They ...

Global analysis of streamflow response to forest management

Planting large numbers of trees may contribute to improving an ecosystem and mitigating atmospheric CO2 levels. But planting trees in arid areas can sometimes worsen the environmental circumstances, especially the water availability ...

Biologists find missing link for the 'safe' signal in plants

The hormone jasmonic acid plays a major role in the plant immune system and in regulating growth. Scientists have already learned much about how jasmonic acid works, but one important link was missing: what makes the plant's ...

New insight into brain development disorder

Two years ago, the Zika virus drew attention to microcephaly, a developmental disorder in which the brain and skull display inhibited growth. But there are other causes of microcephaly, such as congenital genetic diseases. ...

Operation of ancient biological clock uncovered

A team of Dutch and German researchers has discovered the operation of one of the oldest biological clocks in the world, which is crucial for life on earth as we know it. The researchers applied a new combination of cutting-edge ...

Plant makes growth spurt as competition approaches

Plants know when to grow faster to stay ahead of the competition based on the colour of the light that reaches them. This process works even when the competition is still far away. But the plants work even harder as the danger ...

Theoretical physicists design 'holy grail' of materials science

Physicists of Utrecht University and their French colleagues have theorized the 'holy grail' of material science. It's a material that should exhibit a unique combination of the exceptional electronic properties of graphene ...

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