Express yourself

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

Ash to fireproof ceramic

Brain booster

Life in the deep sea

Plastic, sans the peril

Indian scientists develop a process to free plastic of its notoriety

Scared birds

Drought control

Let there be light

High-efficiency solar panels are here

Brainy babies

Red alert

'Tagged' viruses can warn us of an impending epidemic

Green tea heals

Slimming down

A revolutionary technology could make ultralight -- and utrathin -- laptops and TVs a reality

Antarctica's violent past

The biggest icy continent was rocked by a huge volcanic eruption

Stealth flier

Sore success

Old man's fault

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

A second chance

Tinkering with the genes can probably give injured hearts a second chance

Home remedy

Extremely light!

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

Safe crash