Rock art marks transformations in traditional Peruvian societies

Peru is one of the Latin American countries, like Argentina and Brazil, where rock art is thought to have developed throughout a period stretching from 10,000 BC to 1500 AD. The wealth and diversity of the series of pictorial ...

Tevatron experiments double-team Higgs boson

Scientists from the CDF and DZero collaborations at the U.S. Department of Energy's Fermilab have combined Tevatron data from the two experiments to advance the quest for the long-sought Higgs boson. Their results indicate ...

Electronic tongue tastes wine variety, vintage

You don't need a wine expert to identify a '74 Pinot Noir from Burgundy – a handheld "electronic tongue" devised by European scientists will tell you the grape variety and vintage at the press of a button.

The school bully -- does it run in the family?

A shove, a taunt or name-calling on the playground or in the hall, away from the eyesight, earshot and authority of the teacher – childhood bullying can involve physical contact, spreading rumors and other negative behaviors ...

Climate change and species distributions

Scientists have long pointed to physical changes in the Earth and its atmosphere, such as melting polar ice caps, sea level rise and violent storms, as indicators of global climate change. But changes in climate can wreak ...

Great white's mighty bite revealed

The bite force of a great white shark (Carcharodon carcharias) is the highest known for any living species, according to new research to be published in the Journal of Zoology. This is the first time that scientists have ...

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