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Beetles emerging from trees so early that they are often able to produce two generations a year, rather than only one, as historically has been the case. That finding, believed to be the first confirmation of this reproductive explosion, helps to explain the staggering scope of the current pine-beetle epidemic. Because of the extra annual generation of beetles, there could be up to 60 times as many beetles attacking trees in any given year, their study found.

In Beslan, a city in the Russian Republic of North Ossetia, militants seized a school and took 1,200 hostages in 2004. In the end, 331 people died, and nearly 800 others were injured. Given the horrific violence and the fact that the hostage-takers were ethnic foes, observers expected a violent backlash along ethnic lines. But violent retribution was minimal, and victims largely responded with peaceful activism.

In the heat of the battle for the presidency, one candidate questioned the value of a higher education, suggesting that urging young people to go to college was the sign of a “snob.” But, it seems, more education translates directly into longer life.

As a self-proclaimed “science nerd” in a Beijing high school, Hubert Yin considered biochemistry to be the ultimate in cool. It was the only science, he felt, that was capable of explaining what he thought was the most complex, most beautiful thing on Earth–life at the molecular level.

In West Africa, climate change is reported to have pushed men to migrate north to Europe, by boat, in search of work. In Nepal, logging has prompted some subsistence-farming women to migrate toward more-abundant firewood.

Via the mass media, experts and non-experts offer radically different perspectives, yielding unreasonable confusion and doubt, CU researcher contends

A University of Colorado Boulder team is partnering with the United States Agency for International Development to assess snow and glacier contributions to water resources originating in the high mountains of Asia that straddle 10 countries.

When transition between adolescence and adulthood is missed, young adults can suffer preventable consequences, CU research suggests To most Americans of today, the idea of adolescence—that period of transition from childhood to adulthood bracketed by the teen years—is unremarkable. But scarcely more than a century ago, the idea was revolutionary,...

Williams Village North, the University of Colorado’s newest residence hall, is so green, it’s luminescent. The ultra-efficient construction of Williams Village North reflects the raison d’être of the Residential Academic Programs–or RAPs–just launched there.

With the help of a smartphone and Twitter, university collaborators show kids how Shakespeare instructs us on school bullying The University of Colorado is pursuing a more-civil society with this simple recipe: Take one Shakespearean play, one group of youngsters and a mendacious tweet. Mix well. Add role-playing and discussion...