Life is too complex for evolution to explain, say supporters of intelligent design. Yet they insist market forces will suffice for the economy, writes John Allen Paulos.

Robert Winston argues that patients, and clinical researchers, are being ill-served by the Human Fertilisation and Embryology Authority.

Talk of deliberate cuckoldry may suggest daytime TV shows. But, Vivienne Parry writes, biology can take a hand in deciding who will be the best dad.

The Bible has many things to teach us about life but it is no substitute for science, Mr Bush, writes Tim Radford.

Medical research may make great headlines in the media, but new analysis shows too many studies later prove to be less than accurate, says John Allen Paulos.

Vivienne Parry applauds a public consultation on drug use - in which the more individuals knew during the project, the less they agreed with scientific opinion.

African universities need to make sweeping changes if they are to benefit from aid offered by the G8,writes Calestous Juma.

The future for Russian scientists is uncertain, but there is still huge potential for greatness, writes Steven Rose.

Leaps of faith into the realms of Tolkien and The X-Files are vital if science is not to become boring and die. Henry Gee favours a journey into the unknown.

Seth Shostak says the discovery of a diminutive planet, about twice Earth's girth, could be the first signpost to myriad worlds where life might flourish.

The election result was not so inevitable, argues John Allen Paulos. You would be surprised what a different system of voting could do...

When drug companies are worrying well people into feeling sick, preventive medicine is doing far more harm than good, writes Vivienne Parry.

The casting vote of the select committee chairman pushes us towards human stem cell experiments before they can be justified, argues Steven Rose.