It pays to be optimistic

Carry on drinking

Rediscovering Antarctica

Pigs to the rescue

Switching off power

Sugar trap

New guidelines have been laid down to redefine the scale of diabetes

This won't hurt

Children hide pain merely to avoid an injection, a study reveals

A vector called housefly

Studies show that houseflies carry a bacterium that causes ulcers

Large-hearted men

Genealogy of stars

The discovery of a cluster of galaxies may provide useful insights into the formation of stars

Oil from rubber

An oil extract from old tyres could be used to make chewing gum mouthwash and soap

Waste for roads

Solid wastes could soon be used for laying roads

Smooth drive

A new range of optical switches would enhance the speed of data transmission

Jovian heat

Volcanic after effects

Volcanic eruptions in Hawaii provide ground for new life

Reviving the brain

Scientists could soon develop a drug that would help repair brain disorders

Catalysts for the body

Artificial antibodies developed in the UK would help the body's immune system

Body watch

Energy expenditure in the human body is based on an internal clock

Pace breakers

The use of cellular phones can damage heart pacemakers

Asthma and cataract

Food for thought

World's largest telescope

Space travails

A Japanese satellite fails in space resulting in the loss of vital climate data

Wonder kid

A new light emitting device will increase the efficiency of communication systems

The tongue that heals