Many scientists assume people have sex for simple and straightforward reasons such as to experience sexual pleasure or to reproduce, but new research reveals hundreds of varied and complex motivations that range from the spiritual to the vengeful

There is no doubt that genetic testing and the mapping of the human genome has changed the face of medicine, but it also raises new debates over ethics and, more importantly, who owns your genetic information?

Hepatitis C helicase unwinds DNA in a spring-loaded, three-step process. [ + ]

Bracks' legacy, AIDS conference, the art of Odile Crick and the science of the Simpsons. [ + ]

A Brisbane biomedical scientist has set up an online matching service for researchers. And before you ask, it's aimed at finding professional partners, not romantic ones. [ + ]

Sputum-based test to be developed by Proteome Systems and BD. [ + ]

Box Hill biotech students go into the lab with PaleoTechnology. [ + ]

Massive sale of diagnostics business too good to be true? [ + ]

Affymetrix launches collaboration to explore the genetic causes of mental retardation. [ + ]

As a fertilised egg develops into a full-grown adult, mammalian cells make many crucial decisions - closing doors of opportunity as they adopt careers as liver cells, skin cells or neurons.

The Australian Synchrotron is due to open for general use later this year. The synchrotron will create beams of laser-like intense light that can be used for looking at materials in sub-microscopic detail and manufacturing small, precise materials

ProteoMass picks up new mass spec, chromatography agency [ + ]

Loane Skene will discuss the legal and moral debate over therapeutic cloning at an international meeting in Cairns next week. [ + ]

Highlights of who's heading to Melbourne for the annual Deakin Lectures. [ + ]

Roche installs a Genome Sequencer FLX system in Australia. [ + ]