Video shows tool use by a fish

The first video of tool use by a fish has been published in the journal Coral Reefs by Giacomo Bernardi, professor of ecology and evolutionary biology at the University of California, Santa Cruz.

All-access genome: New study explores packaging of DNA

While efforts to unlock the subtleties of DNA have produced remarkable insights into the code of life, researchers still grapple with fundamental questions. For example, the underlying mechanisms by which human genes are ...

Attractive men have long... ring fingers: study

The longer a man's fourth or ring finger is compared to his index finger, the more likely he is to be judged attractive by women, according to a study released Wednesday.

Uncovering the underlying patterns in contemporary evolution

Wild populations must continuously adapt to environmental changes or risk extinction. For more than fifty years, scientists have described instances of "rapid evolution" in specific populations as their traits (phenotypes) ...

Be wary of robot emotions; 'simulated love is never love'

When a robot "dies," does it make you sad? For lots of people, the answer is "yes"—and that tells us something important, and potentially worrisome, about our emotional responses to the social machines that are starting ...

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