Heart drug makes people less racist

A widely used drug for heart disease appears to affect a person's subconscious levels of racism, a team of ethicists, psychiatrists and psychologists has found.

Single pill for radiation decontamination

Berkeley Lab scientists are soon to move into clinical trials of a pill that can decontaminate people after exposure to radiation.

Flatworms could reveal secret of immortality

A species of flatworm has been discovered to be potentially immortal - raising hopes that the ageing process in humans could be combated.

Engineers find new way to target cancer

For ten years, it's been known that RNA interference could potentially kill cancer by shutting off malfunctioning genes - but there's been no  efficient way to deliver the RNA.

Self-propelled device swims through bloodstream

Stanford University electrical engineers have demonstrated a Fantastic Voyage-style wireless chip, driven by magnetic currents, that can travel around inside the human body.

'DNA robot' makes cancer self-destruct

Harvard researchers have created a tiny  'DNA robot' that can seek out and destroy specific cells - including cancer cells.

Woman receives world's first 3D printed jawbone

An 83-year-old woman has become the first ever transplant recipient of a 3D printed jawbone.

Obesity could be catching

Obesity could be - quite literally - contagious, say Yale scientists, who have discovered that it can be triggered by changes in microbes in the stomach.

Silver treats cancer as effectively as chemo

For some time, silver has had something of a folk reputation as a treatment for cancer.

Blood test diagnoses depression

A team of American medical researchers has created a blood test which they say can accurately diagnose depression.

Big pharma joins fight against tropical diseases

Some of the world's biggest pharmaceutical companies have teamed up with the Bill & Melinda Gates Foundation, pledging to eliminate or control ten neglected tropical diseases (NTDs) by 2020.

Male contraception achieved using ultrasound

Modern ultrasound equipment could be used as a male contraceptive, University of North Carolina School of Medicine researchers say.

Headphone wearers risk traffic accidents

We've all been told off, quite rightly, for 'distracted driving' - but distracted walking?

La Nina linked to killer flu pandemics

The La Niña weather pattern could be triggering flu pandemics such as 2009's swine flu, scientists suggest.

New-found hormone boosts body's fat-burning ability

Medical researchers in Boston say they've discovered a hormone that boosts the amount of energy a body burns, raising hopes of a new treatment for obesity and diabetes.

$10 million X Prize offered for Star Trek 'tricorder'

The X PRIZE Foundation, together with Qualcomm Foundation, has announced a new $10 million prize: for anyone that can come up with a Star Trek-style medical 'tricorder'.

Internet addiction 'changes the brain'

There is such a thing as internet addiction - and it changes victims' brains, according to a Chinese team of researchers.

Brain 'pacemaker' used to treat depression

A new way of stimulating the brains of people with depressive disorders  has been found to be effective in more than half of cases.

Stem cell injections reverse aging in mice

Mice bred to age too quickly lived up to three times as long when injected with stem cells from younger mice, raising the possibility that the normal ageing process could one day be slowed.

Scientists develop healthier cigarette

As many of us realise that, yet again, our New Year's resolutions have gone up in smoke, Cornell University researchers say they can make cigarettes safer.