Celeste Biever

It's a woman's world wide web

Wendy Hall breaks the mould of the typical computer scientist. Celeste Biever met her in Boston as she launched a major new transatlantic research venture alongside fellow web visionaries

Twitter mood maps reveal emotional states of America

America, are you happy? The emotional words contained in hundreds of millions of messages posted to the Twitter website may hold the answer

Ultimate IQ: one test to rule them all

When it comes to intelligence, we need a better benchmark than our brains. Celeste Biever reports

Let's meet tomorrow in second life

The web has levelled the playing field for people with autism, giving them a bigger, broader audience

E-voting you can trust

In an electronic ballot, secret codes and torn-up voting slips could be the best guardians of democracy

Deceptive robots show theory of mind

A robot that tricks its opponent in a game of hide and seek is a step towards machines that can intuit our thoughts, intentions and feelings

Element 112 joins the periodic table

A new name will shortly appear in the periodic table when the element with atomic number 112 receives its official name

If you're happy, the robot knows it

Robots are gaining the ability to engage us emotionally, giving them a much broader range of uses

Robot-only internet to help machines share secrets

The advent of a World Wide Web for robots will let automatons learn from each others experiences – a first step towards them working in the real world

Poker skill-tests could sway gaming laws

Two statistical studies provide some of the best evidence yet that poker is more skill than chance, which could help to clarify the application of gambling laws