Missile shield plans
The US has eastern Europe in mind as the site for an antimissile site to protect it against attacks from the Middle East. Critics say the US has yet to prove its antimissile system works, and say the site itself could become a terrorist target.
Hot and hotter
Climate change models have underestimated the extent to which the planet will warm by as much as 2 °C, say researchers who looked at carbon dioxide levels in Antarctic ice cores from 1550 to 1850. During that period soils released CO2 as they warmed and decomposed. Take…
