Biology news

Bad reputation of crows demystified

In literature, crows and ravens arebad omens and are associated with witches. Most people believe they steal, eat other birds' eggs and reduce the populations of other birds. But a new study, which has brought ...

Jan 23, 2015
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Unique Sulawesi frog gives birth to tadpoles

University of California, Berkeley, herpetologist Jim McGuire was slogging through the rain forests of Indonesia's Sulawesi Island one night this past summer when he grabbed what he thought was a male frog ...

Dec 31, 2014
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How bacteria control their size

Scientists have traditionally studied bacteria in large numbers, not individually. Working with tens of millions of cells in a culture flask, they tracked their growth by looking at how much the cells dimmed ...

Jan 05, 2015
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Elephants make mischief in Thai national park

Whether stressed out, frisky or just craving a snack, wild bull elephants have been causing havoc in a Thai national park—shocking visitors by stomping on cars and raiding restaurants.

Jan 13, 2015
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The epigenetic switchboard

Epigenetic signals help determine which genes are activated at which time in a given cell. A novel analytical method enables systematic characterization of the relevant epigenetic tags, and reveals that the ...

Jan 12, 2015
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