China produces as much CO2 per person as Europe: report

China's carbon dioxide (CO2) levels soared in 2011, putting its per capita emissions on a par for the first time with those of Europe, while global levels of the greenhouse gas hit another all-time high, a report released ...

Neanderthals had knowledge of plants' healing qualities: study

An international team of researchers, led by the Universitat Autònoma de Barcelona and the University of York, has provided the first molecular evidence that Neanderthals not only ate a range of cooked plant foods, but ...

Earliest spiral galaxy ever seen: a shocking discovery

(Phys.org) -- Astronomers have witnessed for the first time a spiral galaxy in the early universe, billions of years before many other spiral galaxies formed. In findings reported July 19 in the journal Nature, the astronomers ...

El Zotz masks yield insights into Maya beliefs

(Phys.org) -- A team of archaeologists led by Brown University's Stephen Houston has uncovered a pyramid, part of the Maya archaeological site at El Zotz, Guatemala. The ornately decorated structure is topped by a temple ...

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