Pressure tactics

Nanogenerators now use pressure to produce electricity

Cool vibrations

Scientists have developed a refrigerator that uses sound energy

Economy launch for satellites

A cost-effective motor to launch satellites is being developed in the US

Restoring power

Sun shining down

Yes. The Sun can save us from a water crisis

Umbrella for the Earth

Polluters in spotlight

New Laser technology can now determine levels of pollution in waterbodies

Hard disk drives make archiving easier

Ticketless travel

Electronic tickets are fast becoming popular in the us and Canada

No-fear syringe

Choosing options

Power patterns

Hot stuff

Natural is in

Synthetics are no longer coveted as natural fibres are being used for making everything from cars to tennis rackets

Diamond film from fullerenes

Fridges without the pong

One-master guns

Diamond delight

Hide and seek

New technologies to detect concealed arms and drugs

Infrared vigil

Hawk's-eye detector

True to the metal

Researchers in the US have developed a technique to shape metal components precisely

Bacterial chips

Cutting edge

A cheap technology can help meet the demand for synthetic diamonds

And now, X-ray vision

Move over Superman. Thanks to science, X-ray vision is only a headset away