Features

• 12 Events That Will Change Everything

  In addition to reacting to news as it breaks, we work to anticipate what will happen. Here we contemplate 12 possibilities and rate their likelihood of happening by 2050

  The Editors , Charles Q. Choi , George Musser , John Matson , Philip Yam , David Biello , Michael Moyer , Larry Greenemeier , Katherine Harmon and Robin Lloyd   | June 1, 2010  | 28

• Is Time an Illusion?

  The concepts of time and change may emerge from a universe that, at root, is utterly static

  Craig Callender   | June 1, 2010  | 153

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  Alzheimer's: Forestalling the Darkness with New Approaches

  Interventions before symptoms appear could be key to slowing or stopping the leading cause of dementia

  Gary Stix   | June 1, 2010  | 2

• Washing Carbon Out of the Air

  Machines could absorb carbon dioxide from the atmosphere, slowing or even reversing its rise and reducing global warming

  Klaus S. Lackner   | June 1, 2010  | 22

• Earth's Missing Ingredient

  The discovery of a novel high-density mineral means that Earth's mantle is a more restless place than scientists suspected—and offers new clues to the planet's history

  Kei Hirose   | June 1, 2010  | 4

• Did Neandertals Think Like Us?

  João Zilhão defends his controversial view that our oft-maligned relatives shared our cognitive abilities

  The Editors   | June 1, 2010  | 30

• Fake Botox, Real Threat

  A booming market for a counterfeit beauty product could put a deadly biological weapons agent in the wrong hands

  Ken Coleman and Raymond A. Zilinskas   | June 1, 2010  |