Staying alive

Humans are not the only ones whose survival depends on keeping together

Only the lonely

Express yourself

The latest on calcium's role in regulating expression or repression of genes

Brain booster

Brainy babies

Sore success

Old man's fault

Children born to older fathers are more likely to succumb to Alzheimer's disease

Grain of truth

Worth a spit

Spicy cure

Easing pain

Sharp picture

A technique used by astronomers is being used to produce better contact lenses

Seeing the light

Gender and direction

Men and women use different parts of their brain for navigation

Final solutions

Scientists are using the DNA as a computer to solve complex problems

Queer cure

Unconventional, alternative therapies are now being put to test in USA

Cancerous gene

Road 'sense'

Pain relief

Heart matters

A new drug that improves the survival of diabetics with heart problems

Cultured eyes

Successfully 'hand'led

Catch 22

Virus scan

A new, cancer screening technique developed

Drug-resistant HIV

Anti-HIV drugs could soon fail