Top news for December 21, 2008

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A Happy Childhood Doesn't Always Protect You From Mental Health Problems, Study Finds

Sarah al-Amiri: young minister behind UAE mission to Mars

Newly developed material could lead to lighter, safer car designs

Joint radionuclide therapy-immunotherapy approach effective in prostate cancer model

Scientists create armour for fragile quantum technology

Variable weather makes weeds harder to whack

A New Kind of Magnetism Formed by “Magnetic Graphene” – Could Reveal Secrets of Superconductivity

Mock space shuttle Pathfinder lowered to ground for first time in 30 years

Hubble Space Telescope Spots Cosmic Hourglass

Higher blood pressure at night than in daytime may increase Alzheimer's disease risk