Technique promises tiny high resolution cameras.

From mega pixel to single pixel.

Revolutionary lens is lighter, smaller and more affordable.

Liquids embedded with nanoparticles show enhanced performance and stability.

New HDR-TG1 Handycam weighs in at 280 grams - or less than two iPod Classics. Add a titanium body and 10x optical zoom and we're drooling.

But Apple TV update still off the air.

Digital Negative specification to be developed with Panavision and others.

Imaging sensor converts invisible X-ray images into digital signals.

New internet-connected gadgets on the horizon.

Astronomers enjoy show that is 12.5 million light years away.

Robot, heal thyself.

NEC and Northwestern University team unveil compression technology.

Teething troubles overcome, says research.

Technology provides analysis of 'glide technique'.

Boffins enthuse about Particle Swarm Optimisation algorithm.

Set to become the highest revenue-generating accessory.

Device can decompress full high-definition video at 1,920 dots x 1,080 lines in real time.

Device can decompress full high-definition video at 1,920 dots x 1,080 lines in real time.

Trade association warns that web users still not taking security seriously.