Can lie detectors be trusted?
37,313 articles from Guardian Unlimited Science
Boy recovering from brain op emerges with new accent
Lie detectors have never been so widely used. Claim on your insurance or apply for housing benefit, and you could find yourself having to satisfy a piece of machinery as well as a human inquisitor. But can the results be trusted? Patrick Barkham reports.
A 10-year-old boy has recovered from a life-threatening illness, only to emerge with a new accent.
MONDAY 17. SEPTEMBER 2007
The GM years: raids, reviews and a princely protest
Return of GM: ministers back moves to grow crops in UK
· Widespread concerns led to voluntary moratorium · Study highlighted risks to farmland wildlife
Climate concerns will reduce chance of new public backlash, says industry.
SUNDAY 16. SEPTEMBER 2007
Killer hopes for reprieve via World's End evidence
Tom Templeton on biomedical theorist Aubrey de Grey
Lawyers representing Glasgow lorry driver Thomas Ross Young, who has served 30 years in Peterhead jail for raping and killing bakery worker Frances Barker, have been given access to evidence gathered by detectives working on the World's End murders.
Carol Sarler: Don't let science fall foul of the yuck factor
Ageing is a disease that can be cured. This is the radical claim that has made biomedical theorist Aubrey de Grey a popular hero of gerontology - and a maverick among the science community. Tom Templeton meets the man who wants us to live for 1,000 years.
Did a killer evade justice due to withheld evidence?
Carol Sarler: Robert Winston is the latest scientist to find that potential life-saving research is thwarted by a misplaced public outcry of moral outrage.
Court drama proves DNA cases aren't as simple as TV shows
The collapse of the case against Angus Sinclair was a bitter blow to a scientist whose DNA work was not fully presented in court.
Arctic thaw opens fabled trade route
James Lloyd was a rapist who terrorised women in the Rotherham area of South Yorkshire between 1983 and 1986. After sexually assaulting his victims he would steal their shoes. Hence his nickname, the shoe rapist.
The Arctic's sea covering has shrunk so much that the Northwest Passage, the fabled sea route that connects Europe and Asia, has opened up for the first time since records began.
SATURDAY 15. SEPTEMBER 2007
Advances in the lab have to be matched by care at the crime scene, say experts
Scientists recruit worms for fight against asthma
Reports of the police case against Kate and Gerry McCann focused in the past week on DNA evidence allegedly discovered in their car and several other locations. Can they be sure the DNA is Madeleine's? And if so, what might it prove? Ian Cobain investigates.
Ben Goldacre: Stick to sugar pills and avoid the hard stuff
It sounds like something a medieval physician would prescribe to clear up the pox, but 21st-century medical scientists are using bloodsucking, parasitic worms to treat patients with asthma.
Japan launches biggest moon mission since Apollo landings
Ben Goldacre: Homeopaths would be fine, if they could just shut up about serious stuff, like Aids, or malaria, or MMR.
Japan moved a step closer yesterday to sending someone to the moon by successfully launching the biggest lunar mission since the US Apollo flights.
FRIDAY 14. SEPTEMBER 2007
Japan launch brings manned moon mission step closer
Probe sets off on biggest lunar mission since the US Apollo flights 40 years ago.
Non-stick gum could slash £150m street cleaning costs
Google has launched a $20m competition to send a robotic mission to the moon.
Benefits of UK astronauts worth price, say space scientists
Non-stick chewing gum which can be washed off streets and degrades naturally in the environment has been developed by a team of British scientists.
The UK must launch a programme to put British astronauts in space or risk missing out on significant scientific, economic and cultural benefits, according to a panel of leading space experts.
THURSDAY 13. SEPTEMBER 2007
Google launches moon landing contest
Computerised voices could unleash "vocal terrorism"
The internet company Google has launched an $20m competition to send a robotic mission to the moon.
Historic buildings at risk from rock concerts
Computerised speech capable of mimicking any human voice is in danger of unleashing a form of "vocal terrorism", where disinformation is spread by hacking into telephone networks
Video: Dead Sea Scrolls unrolled
Rock concerts at some of the UK's most important historic buildings have put them at risk of damage from powerful bass note vibrations, according to research by scientists at Hampton Court Palace.
Send more Britons into space, urge experts
Computer software "unravels" x-ray images of rolled-up parchment documents.
Jose Rial: Polar earthquakes are nothing new, and don't foretell catastrophe
The UK must launch a programme to put British astronauts in space or risk missing out on significant scientific, economic and cultural benefits, according to a report from a panel of leading space experts.
Stephen Moss on Alex, the African Grey parrot
We don't know yet whether melting icecaps play any role, but scare stories don't help, says Jose Rial
His death has been reported in the New York Times; an internet condolence book has been set up in his memory. So what made Alex the parrot so special - and so controversial? Stephen Moss reports.