A speech for each

Telephone directory inquiries in Britain will use computers that converse with inquirers

NET WORK

Ticketless travel

Electronic tickets are fast becoming popular in the us and Canada

Special touch

Digging in the dirt

Horizontal drilling is a cost effective method to clear out polluted sites

Airborne

Alternative to plastics

Flax, wood and cotton could soon replace plastics

Cleaner car filters

Flying high and low

Small wonders from our scientists: ultra-small aircraft that will fly into hazardous areas and bring back data

Fuel from CO2

Getting smart

...with materials that can sense changes in the environment and adjust accordingly

Young scientists in Kolkata make leather out of fish skin

College duo comes up with eco-friendly tanning process

Challenges of hydrogen-fuelled vehicles